12 Days of Christmas
883rd
774th
265th
85th
788th1,721st
107th98th
418th
351st
24 Game
257th
312th
224th
21st
249th
239th56th
306th218th
178th
99 Bottles of Beer
227th177th
640th
1,434th1,356th
596th903rd
838th
272nd818th518th60th
194th308th
273rd
1,716th
952nd
1,273rd46th621st
428th52nd2,169th
666th587th
357th
Abundant Numbers
1,051st316th1,133rd2,051st1,379th
1,021st1,383rd774th1,269th2,049th850th622nd1,136th349th1,183rd857th839th355th2,313th
450th419th
235th47th
1,951st596th403rd397th18th87th706th
926th789th
504th328th
527th1,831st667th
1,564th2,113th
2,900th2,234th1,165th1,560th
Abundant Numbers (Long)
611th602nd1,564th336th555th
832nd362nd645th1,578th270th840th345th1,176th79th528th323rd1,014th579th574th
861st691st
224th94th
235th447th455th353rd37th3rd428th500th
739th694th
60th451st
836th480th393rd929th
254th1,764th
598th391st411th656th
Arabic to Roman
451st
903rd
143rd
20th345th445th260th
75th
548th
454th
476th347th559th835th
246th1,205th490th641st
501st2nd
716th
105th
462nd196th211th603rd298th332nd
Arithmetic Numbers
564th274th1,312th434th396th
208th187th175th
1,072nd
100th
196th439th
287th
477th
919th350th250th
112th
177th332nd452nd29th329th163rd536th
441st
630th38th
688th520th
365th228th
194th295th375th409th
Arrows
455th
630th
Ascending Primes
512th
226th
613th
277th
450th
230th
386th114th27th193rd
816th
642nd117th
263rd
414th
388th
ASCII Table
827th
509th
561st
348th
557th
241st
318th327th
618th
353rd922nd
40th910th379th
680th317th
243rd182nd
858th250th
652nd
1,311th
Billiards
348th
347th
brainfuck
1,295th
708th
323rd
558th455th
96th
1,107th
327th
206th64th
296th
656th
Calendar
40th
261st
2nd
Card Number Validation
516th70th
324th
544th
372nd
265th
345th
323rd103rd
353rd
279th
588th271st
460th132nd
427th
429th
261st
Catalan Numbers
543rd1,021st
1,068th378th
287th908th1,430th424th846th305th653rd800th741st621st369th
555th688th
413th217th
201st
962nd139th
191st
758th
747th875th483rd686th30th1,291st1,166th
115th
638th
603rd
745th
588th
Catalan’s Constant
648th348th
180th
210th
196th
246th
3rd
759th
273rd
175th622nd
383rd
251st
141st
Christmas Trees
219th
612th
176th
1,124th48th
575th
1,069th526th
126th
481st409th242nd35th731st349th
286th1,813th251st
317th250th
351st703rd
1,245th
328th579th
Collatz
577th284th2,090th826th745th
1,214th116th
868th1,593rd1,352nd581st
617th
1,870th762nd1,053rd
2,735th698th637th
1,596th727th1,140th
146th41st223rd833rd1,136th1,011th
953rd919th70th
291st477th
1,357th853rd347th1,054th
589th1,093rd689th2,316th1,314th743rd
CSS Colors
124th
202nd
269th
1st
239th
Cubes
177th
506th
318th
Day of Week
628th1,234th969th831st
615th341st
484th
567th578th461st656th733rd325th
993rd356th
406th
272nd106th375th1,292nd
385th768th392nd
570th
518th1st
62nd259th
813th
440th
729th621st
DFA Simulator
498th
Diamonds
338th540th686th40th829th
650th776th
296th93rd
676th
732nd
Divisors
1,106th1,754th2,374th893rd1,544th
1,252nd1,632nd1,432nd708th1,160th2,245th938th3,028th1,043rd1,284th
2,681st1,258th3,027th
914th875th2,661st
1,041st210th
1,198th1,162nd1,424th1,758th248th801st272nd
2,013th1,147th1,171st1,417th390th
36th310th2,623rd2,658th1,001st322nd1,466th
2,217th2,400th1,300th4,486th767th1,265th
Emirp Numbers
783rd745th
561st
1,016th227th487th
1,183rd
241st
775th
481st590th
981st611th
1,066th
739th771st563rd1,112th604th733rd
631st1,022nd133rd290th168th160th
802nd
924th
197th
1,089th692nd
Emirp Numbers (Long)
70th263rd121st307th
105th126th84th562nd518th
513th543rd261st150th119th
349th
222nd
330th164th102nd
86th446th
677th
173rd230th483rd352nd247th326th99th143rd
134th668th188th268th
62nd72nd51st118th191st158th246th
132nd82nd
116th144th233rd176th
Emojify
156th
167th
148th262nd
Evil Numbers
2,428th1,499th2,716th1,737th
690th614th807th1,347th1,359th713th1,242nd456th1,197th1,201st584th
861st
488th
1,643rd921st836th
852nd1,331st
190th
617th363rd
2,599th1st1,761st
2,743rd
2,593rd1,124th1,025th571st47th2,082nd2,420th
2,025th1,140th427th668th
2,338th1,940th
1,921st3,121st1,352nd2,517th
Evil Numbers (Long)
1,234th1,242nd736th1,014th
723rd523rd661st
382nd735th700th360th927th635th391st
748th
333rd
1,225th1,079th620th
498th916th
84th
413th107th
1,432nd1st856th
1,040th
1,069th1,523rd753rd241st467th43rd1,034th1,647th
1,285th644th408th
577th532nd
692nd1,793rd863rd801st
Factorial Factorisation
180th119th232nd
455th
363rd279th
176th
394th132nd
404th130th
143rd265th
99th118th
128th
46th318th
62nd31st
299th221st229th
159th
Farey Sequence
311th302nd365th257th127th
199th97th134th439th535th364th82nd526th268th188th141st166th279th340th
319th322nd218th
149th397th
461st109th30th
224th
297th244th362nd336th237th288th333rd604th434th3rd228th
653rd520th382nd213th
287th175th301st507th160th275th273rd412th
Fibonacci
4,898th3,357th2,210th3,419th2,246th1,197th
746th423rd638th3,348th3,134th2,425th3,525th2,504th465th1,869th1,106th2,734th2,618th2,867th4,663rd991st1,077th2,833rd794th2,000th2,119th390th
6,593rd3,111th482nd226th1,989th506th5,711th2,444th520th2,569th2,181st1,952nd3,315th2,759th366th1,832nd55th742nd1,961st1,188th1,131st721st2,130th8,066th2,627th2,086th2,105th4,957th950th3,356th3,036th4,772nd
Fizz Buzz
4,852nd1,924th2,159th633rd4,202nd1,183rd10,395th1,324th2,819th2,775th5,473rd5,308th4,506th1,683rd1,159th5,124th1,753rd1,746th9,207th3,674th7,523rd
1,989th
2,143rd5,310th5,236th1,254th1,268th6,968th8,117th3,525th583rd23rd709th1,593rd4,473rd3,746th1,633rd4,690th4,499th7,125th4,268th503rd426th
611th1,179th1,579th5,615th2,691st1,908th1,691st11,480th8,449th686th1,228th
2,147th8,502nd1,236th5,885th
Foo Fizz Buzz Bar
363rd939th1,276th1,002nd
1,012th
270th
1,315th
1,017th
305th
133rd512th211th297th858th
1,987th137th385th
24th287th
955th
884th
824th
Forsyth–Edwards Notation
418th
594th
532nd
265th
201st
360th
203rd356th455th111th369th
406th438th
177th87th
501st
316th
458th417th
Fractions
253rd1,378th
1,144th
186th696th267th776th390th531st617th460th
927th
1,301st570th
727th
575th821st945th
252nd127th
322nd800th297th461st
539th172nd
96th361st
807th10th717th563rd
756th
1,410th894th
Game of Life
364th
650th
229th
Gijswijt’s Sequence
273rd280th
153rd
479th
31st
243rd121st
140th
354th147th204th
298th
347th383rd209th158th
259th
414th392nd
6th165th
427th181st395th
143rd313th
164th91st92nd180th
Happy Numbers
198th573rd1,151st
992nd969th
608th269th827th1,201st1,074th
824th
280th715th489th
370th738th424th976th618th
470th694th598th928th
746th1,086th
1,035th1,125th1,148th166th443rd222nd
1,208th798th936th1,060th
1,261st
295th1,006th
Happy Numbers (Long)
541st174th639th379th548th
318th421st
222nd
408th427th474th
1,137th702nd
441st377th289th553rd218th129th
265th246th211th114th
413th643rd
896th350th728th
228th167th
416th1,086th684th709th
820th
826th373rd
Hexdump
246th200th
93rd
369th296th
546th
390th
304th191st221st
234th
201st242nd
142nd
233rd147th
57th
259th363rd169th
281st106th429th
19th87th
494th220th
192nd73rd
230th150th
Intersection
666th
553rd
425th
691st
494th353rd
299th
316th
168th659th
535th
322nd
506th
Inventory Sequence
290th551st423rd
280th
313th
365th
302nd
453rd
103rd493rd
221st163rd
721st
491st606th
84th457th
292nd533rd
347th248th
ISBN
297th183rd776th282nd
398th
813th
433rd
592nd
467th877th
535th542nd
439th
165th22nd797th58th741st397th610th
1,177th175th378th
108th184th
887th959th
764th
550th1,391st570th
Jacobi Symbol
454th
340th
16th
208th
91st
386th523rd
243rd96th
502nd
388th
308th409th
Kaprekar Numbers
102nd134th90th194th
109th46th47th70th85th471st
446th79th95th88th
127th
118th129th120th
351st
53rd17th
199th
37th238th99th
104th125th204th451st
105th486th
130th198th184th
68th132nd
93rd158th117th138th
Kolakoski Constant
641st59th
245th
70th
340th
74th631st
321st
210th
Kolakoski Sequence
273rd50th
528th286th437th932nd973rd
204th
375th
299th
423rd312th
221st138th
326th
300th313th750th
60th881st
572nd
703rd
891st
429th502nd
Leap Years
856th1,052nd1,170th2,428th219th
331st693rd275th968th1,065th3,284th580th2,757th114th434th343rd2,227th739th660th237th2,602nd2,722nd889th1,035th
351st250th
668th39th464th294th2,256th552nd471st809th
1,098th592nd485th1,790th391st387th
744th1,159th1,467th
1,967th785th1,230th
893rd3,554th335th1,003rd
Levenshtein Distance
363rd
425th
116th238th
964th393rd
92nd
468th
347th337th
441st311th486th212th
335th190th
39th
476th89th
24th473rd
390th299th
167th776th465th
Leyland Numbers
708th
284th
108th957th917th554th
161st336th
592nd291st
387th308th
141st450th203rd70th
360th
845th358th
4th180th
623rd593rd
731st634th384th
774th177th822nd322nd
ln 2
556th
694th331st
278th
845th195th528th280th266th379th
381st447th
327th
444th233rd
396th137th
77th
552nd
3rd
245th
28th812th
412th
273rd
252nd
275th
334th
Look and Say
1,400th1,360th310th573rd
708th1,217th111th673rd
425th
851st1,198th439th204th
827th82nd
230th
275th
1,281st
1,316th621st600th108th
416th96th842nd
164th
143rd
1,233rd
Lucky Numbers
272nd463rd216th402nd
317th316th333rd372nd
405th
508th
336th408th
276th507th
267th
93rd409th361st237th
321st
148th153rd
396th
331st100th395th
204th750th306th311th
36th322nd
167th579th
519th806th
359th929th291st249th
Lucky Tickets
594th
314th104th
234th
321st290th
461st
Mahjong
250th
Mandelbrot
74th
106th76th
181st48th260th
256th239th119th
238th
140th197th
312th
266th57th226th
307th138th
332nd21st
287th242nd
130th161st158th164th
Maze
523rd
Medal Tally
152nd
379th
402nd
286th
277th
218th
128th312th
42nd
207th369th
142nd143rd
366th
109th
Minesweeper
248th
287th
Morse Decoder
103rd
61st
Morse Encoder
388th
156th
Musical Chords
357th
322nd
354th
N Queens
293rd
178th128th
Niven Numbers
1,098th609th1,136th1,156th563rd
1,254th923rd1,328th594th1,787th1,092nd376th1,864th282nd901st713th784th1,266th1,231st1,420th2,292nd1,404th1,348th692nd1,740th1,495th326th
2,524th2,062nd621st67th1,482nd1,123rd518th676th355th542nd1,011th1,217th1,556th644th583rd813th8th600th49th1,800th1,971st402nd1,185th1,990th2,222nd975th771st
1,378th2,019th733rd2,251st
Niven Numbers (Long)
684th245th855th501st391st
887th343rd853rd812th796th977th848th1,491st145th1,292nd777th997th766th473rd397th
874th809th814th1,348th448th255th
1,473rd
730th306th745th164th2nd422nd793rd415th617th623rd1,095th856th548th480th126th287th21st1,548th73rd292nd870th
657th384th435th1,432nd864th1,633rd1,241st921st
Number Spiral
479th
296th
199th
242nd283rd
303rd
188th
269th
555th
346th144th
268th661st
310th431st
408th
420th438th
512th
152nd
94th449th
Odious Numbers
2,114th1,686th2,094th1,347th
412th533rd642nd1,125th1,259th616th1,034th346th1,126th1,208th448th
740th
1,008th
1,303rd799th576th
527th1,155th
146th
330th231st
2,157th1st1,360th1,314th2,350th
2,400th1,559th861st434th45th1,916th2,143rd
1,889th1,078th547th554th
1,946th2,051st
1,601st2,669th1,063rd2,178th
Odious Numbers (Long)
1,409th1,234th630th987th
537th317th477th
370th707th646th297th890th618th343rd
782nd
277th
1,048th1,016th559th
418th710th
125th
381st151st
1,371st1st528th449th697th
811th1,469th1,229th187th388th43rd1,234th1,261st
1,057th671st471st
514th996th
564th1,663rd717th706th
Ordinal Numbers
464th411th
533rd
637th
882nd
795th711th197th472nd
1,110th492nd
901st520th
656th372nd969th
702nd
452nd44th305th280th792nd788th
1,487th
148th719th251st
159th617th747th
231st644th927th121st1,675th
327th
669th
789th
PalindromemordnilaP
336th
338th
423rd192nd
677th
558th
596th
425th283rd
470th494th
632nd
357th
Pangram Grep
1,272nd2,116th574th1,565th
2,020th959th
1,104th800th1,675th610th
1,121st589th1,049th511th508th
784th406th
453rd155th
409th
373rd56th711th425th96th251st
1,021st885th246th743rd86th334th637th
343rd200th
415th927th
524th824th490th495th
Partition Numbers
213th474th183rd387th
267th143rd232nd383rd
221st375th
246th
437th252nd190th
330th286th
140th263rd
235th
294th300th172nd345th
315th462nd
250th318th260th393rd
122nd202nd168th258th
Pascal’s Triangle
734th986th1,562nd318th376th
631st520th559th1,613th988th829th563rd1,238th
872nd958th1,315th1,078th
1,189th761st908th419th830th669th826th
1st
549th504th228th647th1st337th197th1,055th1,202nd298th539th468th913th
93rd144th385th637th421st169th667th
285th336th497th529th
921st537th
Pernicious Numbers
596th1,124th786th488th
265th347th515th887th1,388th959th327th1,260th240th825th706th1,206th1,002nd688th1,112th974th1,101st1,469th658th1st641st1,606th
122nd1,369th448th176th
317th1,164th732nd381st542nd871st844th214th292nd148th742nd39th652nd108th
473rd421st1,094th1,166th2,217th402nd584th
898th1,332nd619th1,271st
Pernicious Numbers (Long)
421st386th774th644th
799th
561st
312th
117th215th72nd509th
434th
137th
436th430th
174th686th
1st
275th740th
131st218th241st
324th
516th641st407th67th427th38th332nd
357th194th492nd
209th621st684th709th310th
411th
Poker
468th
225th
Polyominoes
205th
Prime Numbers
2,714th1,461st1,690th2,347th694th
987th1,748th1,350th776th1,413th722nd413th1,932nd1,963rd1,541st1,105th592nd932nd1,653rd248th
977th
660th323rd
1st770th766th173rd534th608th1st1,695th377th1,612th
309th1,342nd519th1,127th118th478th217th1,390th1,264th503rd1,088th700th
2,380th1,380th
1,839th
645th2,708th
Prime Numbers (Long)
1,285th539th
1,027th680th
688th524th850th918th642nd
398th1,509th670th775th617th893rd747th1,266th166th
1,195th957th862nd
630th932nd
1st652nd425th192nd1,088th370th1st599th512th620th
1,446th1,096th367th
109th391st870th805th216th449th888th
810th1,418th
706th
565th923rd
Proximity Grid
393rd
471st
QR Decoder
298th
197th
261st
210th
381st
Quine
1st1,571st3,608th271st3,689th2,969th2,169th4,218th1,509th4,165th3,096th2,973rd5,016th2,997th646th3,146th1,907th
1,789th2,252nd4,052nd4,825th612th
2,589th1,621st151st2,032nd729th2,156th1,973rd2,779th1,583rd2,289th1,695th1,449th1st2,831st1,329th1,741st1,929th1,766th544th3,043rd4,005th1,862nd168th4,779th600th4,796th474th1,430th1,896th3,361st1,814th3,322nd1,751st5,128th3,814th2,143rd2,983rd2,593rd
Recamán
194th508th429th142nd
340th184th101st699th
167th526th533rd233rd541st1,027th425th
804th754th465th
90th505th
574th
154th23rd836th309th
516th280th286th
598th
485th48th
40th84th
392nd220th562nd
316th182nd
356th587th388th634th
Repeating Decimals
468th
286th291st4th
Reverse Polish Notation
937th497th
277th
333rd
665th1st648th
504th475th
505th474th
866th288th
Rijndael S-box
388th
269th
498th87th
434th
77th
Rock-paper-scissors-Spock-lizard
461st
Roman to Arabic
200th658th569th488th
472nd448th469th623rd260th410th570th754th118th364th343rd655th289th
66th
365th348th302nd
182nd
676th
388th221st170th235th
354th338th421st
127th557th438th275th
44th2nd
455th330th375th
238th373rd
163rd228th273rd378th
ROT13
489th530th
592nd
668th
589th252nd
800th371st
593rd
321st
689th405th671st615th
463rd
208th122nd470th
53rd287th273rd
323rd
149th
1st
Rule 110
261st
65th
254th
445th
280th
567th359th
286th
182nd115th
38th
Scrambled Sort
137th
447th
479th
389th
383rd
387th230th
366th95th
Set
338th
331st
279th
289th70th
370th
172nd
Seven Segment
674th
900th
1,033rd
490th225th
197th
270th
135th
663rd
593rd
Sierpiński Triangle
957th1,083rd
297th
879th
256th1,188th
723rd684th
806th
414th
994th
553rd
1,111th1,103rd803rd
913th893rd842nd
213th681st1,026th
338th
431st
911th
Smith Numbers
408th
77th100th
387th115th287th
143rd266th141st
194th
134th56th
101st
556th
161st283rd
44th
410th
214th361st
431st243rd
458th
232nd180th
Spelling Numbers
85th
1st
576th380th
502nd
Star Wars GPT
203rd
212th
211th
245th172nd
230th
Star Wars Opening Crawl
206th
Sudoku
313th
306th
Sudoku (Fill-in)
273rd
270th
155th
Ten-pin Bowling
362nd
200th
218th169th
Tic-tac-toe
302nd
414th
233rd
198th
217th
180th32nd216th226th
309th
346th232nd206th
372nd218th
100th
183rd
143rd
115th
Time Distance
290th446th
247th
253rd57th
Tongue-twisters
1,211th
876th
655th
781st
63rd
43rd
243rd405th
490th
853rd
Topological Sort
294th
327th55th
336th
Tower of Hanoi
423rd457th
116th101st184th
194th281st
461st
597th391st
334th
87th300th
472nd
374th521st
132nd
567th
467th260th450th575th
Transpose Sentence
410th
385th
508th
310th
250th
1st400th120th
597th
147th627th
217th
47th199th
182nd
377th713th
560th
Trinomial Triangle
335th
245th
155th
317th206th226th174th
163rd183rd46th
85th
251st52nd162nd
256th
166th
90th
United States
439th
406th
250th
153rd
255th
257th
41st129th86th
416th209th
113th9th
241st
471st
Vampire Numbers
783rd812th
738th98th
264th
400th
64th
110th260th
414th
634th
Van Eck Sequence
547th691st421st
354th
361st
483rd
317th
278th
616th
313th496th
860th
265th170th
1,169th
788th
770th
Zeckendorf Representation
278th352nd307th265th
295th216th
445th448th266th424th305th
179th405th315th194th
272nd280th
73rd
86th75th104th327th
208th
292nd
335th313th256th
47th80th
147th383rd218th317th
294th135th
178th186th162nd246th
γ
310th
299th
1st
1,258th
374th289th
418th
270th
λ
704th
487th
317th
303rd740th
808th
π
550th
704th1,222nd
1,529th568th277th
336th377th
362nd1,414th
762nd312th
429th
447th348th
7th
903rd
1,378th
575th
376th
229th
795th
668th
518th1,231st
337th
230th
313th
τ
575th
1,066th518th344th
317th349th
330th
276th
348th
412th263rd
15th
1,004th
503rd
336th
190th
649th
477th
301st
214th
281st
φ
654th
780th520th
410th504th653rd563rd590th1,234th390th223rd609th587th643rd
426th
746th
596th420th
712th473rd235th
171st
610th557th
69th
788th494th
1,182nd
46th704th468th
13th398th
660th422nd479th
413th232nd
404th
376th602nd
√2
746th
1,067th695th
564th435th1,429th299th228th603rd578th697th
481st
611th
473rd
664th266th
235th333rd
136th
282nd
1,372nd
106th
542nd
4th
905th
518th
252nd
361st
681st
𝑒
715th506th540th361st535th
419th395th319th370th698th617th284th204th605th379th405th1,057th469th682nd
395th447th323rd992nd665th463rd
408th179th
20th
732nd442nd427th
493rd240th272nd365th590th70th280th
748th679th422nd375th
415th317th
389th407th413th448th