12 Days of Christmas
881st
772nd
264th
85th
786th1,719th
107th98th
417th
350th
24 Game
256th
312th
223rd
21st
249th
239th56th
306th217th
177th
99 Bottles of Beer
227th177th
640th
1,433rd1,356th
596th903rd
838th
272nd818th518th60th
194th308th
273rd
1,715th
952nd
1,273rd46th621st
428th52nd2,168th
666th587th
357th
Abundant Numbers
1,122nd316th1,127th2,042nd1,375th
1,015th1,379th773rd1,264th2,040th849th621st1,130th349th1,177th856th838th355th2,300th
448th418th
234th48th
1,942nd595th402nd396th18th87th705th
925th788th
502nd327th
525th1,824th686th
1,647th2,104th
2,891st2,225th1,159th1,555th
Abundant Numbers (Long)
652nd599th1,558th336th551st
832nd362nd639th1,572nd270th837th345th1,171st79th525th323rd1,010th576th571st
858th687th
224th94th
235th447th455th353rd37th3rd428th500th
729th690th
60th451st
831st480th393rd926th
254th1,758th
595th391st411th650th
Arabic to Roman
450th
902nd
142nd
20th343rd444th260th
74th
547th
453rd
475th345th559th835th
245th1,205th489th579th
500th2nd
715th
104th
461st195th209th604th298th331st
Arithmetic Numbers
440th272nd1,309th433rd394th
208th187th175th
1,067th
100th
196th438th
285th
475th
913th351st249th
112th
177th333rd450th29th330th163rd534th
441st
625th38th
683rd518th
366th228th
194th294th431st407th
Arrows
453rd
627th
Ascending Primes
146th
511th
225th
614th
277th
450th
229th
385th113th27th192nd
817th
643rd116th
263rd
413th
387th
ASCII Table
826th
507th
560th
347th
556th
240th
317th326th
617th
352nd921st
40th909th378th
679th316th
242nd182nd
857th249th
651st
1,310th
Billiards
347th
346th
brainfuck
1,295th
709th
325th
561st454th
98th
1,107th
297th
207th64th
299th
658th
Calendar
40th
257th
2nd
Card Number Validation
514th70th
322nd
542nd
370th
263rd
345th
320th103rd
351st
278th
585th269th
460th131st
425th
428th
259th
Catalan Numbers
580th1,016th
1,063rd377th
286th903rd1,425th423rd841st304th650th795th739th618th368th
549th685th
412th217th
201st
957th139th
191st
756th
745th870th476th683rd30th1,286th1,162nd
115th
635th
600th
743rd
585th
Catalan’s Constant
648th348th
180th
210th
196th
246th
3rd
759th
273rd
175th622nd
383rd
251st
141st
Christmas Trees
610th
176th
1,123rd48th
573rd
1,068th523rd
127th
476th404th237th35th729th344th
281st1,811th246th
312th245th
346th701st
1,244th
323rd577th
Collatz
576th289th2,086th823rd744th
1,212th116th
865th1,590th1,351st579th
613th
1,868th761st1,052nd
2,733rd697th635th
1,593rd726th1,137th
146th41st223rd830th1,133rd1,010th
949th916th70th
294th476th
1,355th850th352nd1,053rd
587th1,093rd688th2,313th1,312th742nd
CSS Colors
124th
202nd
269th
1st
239th
Cubes
177th
505th
318th
Day of Week
629th1,232nd969th832nd
615th341st
484th
567th578th461st657th734th325th
993rd356th
406th
272nd106th375th1,291st
385th769th392nd
570th
518th1st
62nd259th
813th
440th
731st621st
DFA Simulator
495th
Diamonds
338th540th685th40th828th
650th775th
296th93rd
676th
730th
Divisors
2,015th1,753rd2,373rd893rd1,543rd
1,250th1,631st1,430th708th1,157th2,245th938th3,025th1,042nd1,282nd
2,680th1,256th3,024th
914th875th2,660th
1,041st210th
1,195th1,159th1,422nd1,757th248th801st272nd
2,012th1,144th1,168th1,415th390th
36th310th2,622nd2,657th1,001st322nd1,465th
2,217th2,399th1,298th4,482nd767th1,263rd
Emirp Numbers
781st743rd
561st
1,013th227th487th
1,180th
241st
773rd
481st590th
977th611th
1,064th
736th769th563rd1,110th604th730th
631st1,019th133rd290th168th160th
799th
921st
197th
1,087th690th
Emirp Numbers (Long)
70th263rd121st307th
105th126th84th560th516th
511th541st261st150th119th
349th
222nd
330th164th102nd
86th445th
676th
173rd230th481st352nd247th326th99th143rd
134th667th187th268th
62nd72nd51st118th191st158th246th
132nd82nd
116th144th233rd176th
Emojify
156th
167th
148th263rd
Evil Numbers
2,426th1,493rd2,712th1,732nd
688th614th803rd1,341st1,353rd711th1,234th456th1,187th1,191st584th
859th
488th
1,637th917th832nd
849th1,325th
190th
617th363rd
2,595th1st1,757th
2,740th
2,589th1,115th1,021st571st47th2,079th2,417th
2,023rd1,132nd427th666th
2,335th1,938th
1,918th3,115th1,346th2,515th
Evil Numbers (Long)
1,231st1,239th736th1,011th
721st522nd660th
382nd735th699th360th924th633rd391st
725th
333rd
1,222nd1,078th619th
497th916th
84th
408th107th
1,429th1st855th
1,039th
1,067th1,521st749th241st466th43rd1,033rd1,646th
1,282nd641st419th
576th531st
692nd1,791st862nd798th
Factorial Factorisation
180th119th232nd
455th
363rd279th
176th
394th132nd
404th130th
143rd265th
99th118th
128th
46th318th
62nd31st
299th221st229th
159th
Farey Sequence
314th305th368th256th127th
199th97th134th439th533rd367th82nd524th271st188th141st166th282nd343rd
322nd325th218th
149th400th
460th109th30th
224th
300th243rd365th339th236th291st336th604th434th3rd228th
581st518th385th213th
290th175th304th506th160th278th276th415th
Fibonacci
4,896th2,846th2,209th3,417th2,245th1,194th
746th423rd638th3,352nd3,145th2,424th3,522nd2,503rd465th1,869th1,106th2,733rd2,618th2,871st4,659th991st1,077th2,832nd794th2,000th2,119th390th
6,587th3,114th482nd226th1,989th506th5,706th2,443rd520th2,569th2,181st1,952nd3,319th2,758th366th1,848th55th742nd1,961st1,188th1,131st721st2,130th8,059th2,627th2,086th2,105th4,954th950th3,359th3,040th4,770th
Fizz Buzz
4,847th2,286th2,156th633rd4,199th1,183rd10,387th1,324th2,818th2,774th5,469th5,304th4,501st1,683rd1,159th5,119th1,753rd1,746th9,201st3,037th7,519th
1,987th
2,142nd5,306th5,232nd1,254th1,268th6,964th8,111th3,525th583rd23rd709th1,593rd4,469th3,743rd1,636th4,685th4,494th7,121st4,264th503rd426th
611th1,179th1,579th5,608th2,690th1,908th1,691st11,472nd8,449th686th1,228th
2,144th8,496th1,240th5,880th
Foo Fizz Buzz Bar
363rd938th1,274th1,000th
1,010th
270th
1,320th
1,015th
305th
133rd512th211th297th857th
1,985th137th385th
24th287th
955th
883rd
823rd
Forsyth–Edwards Notation
417th
593rd
531st
263rd
200th
358th
202nd354th454th111th368th
405th435th
177th87th
500th
314th
457th416th
Fractions
252nd1,373rd
1,140th
186th694th267th773rd389th529th615th478th
923rd
1,296th568th
725th
573rd817th941st
251st127th
321st796th296th459th
537th172nd
96th360th
803rd10th715th560th
753rd
1,405th890th
Game of Life
363rd
649th
228th
Gijswijt’s Sequence
273rd280th
152nd
477th
31st
243rd121st
139th
353rd146th204th
299th
346th382nd209th157th
259th
412th391st
6th165th
425th181st393rd
142nd312th
164th91st92nd180th
Happy Numbers
198th573rd1,149th
988th966th
608th269th825th1,199th1,070th
822nd
279th714th489th
370th737th424th973rd618th
470th694th598th925th
744th1,082nd
1,031st1,123rd1,146th166th443rd222nd
1,206th796th933rd1,056th
1,259th
295th1,002nd
Happy Numbers (Long)
174th636th539th545th
317th420th
222nd
406th425th472nd
1,133rd699th
439th376th288th550th218th129th
265th246th211th114th
411th640th
892nd349th725th
228th167th
414th1,082nd681st706th
816th
822nd372nd
Hexdump
244th201st
94th
371st299th
548th
392nd
306th192nd222nd
235th
202nd246th
142nd
234th148th
57th
261st365th170th
283rd107th408th
19th87th
497th221st
193rd73rd
231st151st
Intersection
665th
551st
426th
690th
493rd352nd
300th
304th
167th659th
534th
322nd
505th
Inventory Sequence
290th552nd423rd
280th
312th
365th
302nd
453rd
103rd494th
221st163rd
721st
492nd607th
84th457th
292nd534th
346th248th
ISBN
297th183rd772nd282nd
396th
810th
431st
590th
465th874th
533rd540th
437th
165th22nd795th58th739th395th608th
1,174th175th378th
108th184th
884th955th
762nd
548th1,387th568th
Jacobi Symbol
454th
340th
16th
208th
91st
386th499th
243rd97th
503rd
388th
308th409th
Kaprekar Numbers
106th139th94th195th
89th51st38th71st86th471st
446th80th100th92nd
131st
123rd133rd125th
354th
55th20th
200th
42nd241st104th
110th130th205th451st
111th487th
96th198th186th
69th137th
98th159th122nd144th
Kolakoski Constant
643rd59th
245th
70th
340th
74th633rd
321st
210th
Kolakoski Sequence
273rd50th
528th286th437th932nd973rd
204th
375th
299th
423rd312th
221st138th
326th
300th313th749th
60th881st
572nd
703rd
891st
429th502nd
Leap Years
755th1,046th1,163rd2,421st218th
330th689th274th963rd1,059th3,279th577th2,753rd114th433rd342nd2,221st735th657th236th2,597th2,703rd884th1,029th
353rd249th
665th39th463rd293rd2,250th551st470th807th
1,092nd589th484th1,782nd390th386th
740th1,152nd1,460th
1,961st783rd1,223rd
888th3,548th334th997th
Levenshtein Distance
363rd
425th
113th236th
961st393rd
91st
468th
347th337th
442nd310th486th210th
335th189th
39th
476th88th
24th473rd
390th298th
166th773rd466th
Leyland Numbers
707th
283rd
108th955th915th553rd
161st335th
591st290th
385th307th
141st449th203rd70th
359th
844th357th
4th180th
622nd592nd
730th633rd382nd
773rd177th821st321st
ln 2
689th329th
277th
839th194th524th279th265th378th
380th444th
324th
441st232nd
395th137th
77th
548th
3rd
244th
28th807th
409th
272nd
251st
274th
332nd
Look and Say
1,405th1,361st311th574th
709th1,218th111th674th
425th
852nd1,199th439th204th
828th82nd
231st
276th
1,282nd
1,317th622nd601st108th
416th96th843rd
164th
143rd
1,234th
Lucky Numbers
271st463rd216th402nd
316th315th333rd372nd
405th
508th
336th408th
275th507th
266th
93rd409th361st235th
320th
148th153rd
396th
330th100th395th
204th750th304th309th
36th321st
167th579th
519th806th
359th928th314th247th
Lucky Tickets
595th
314th103rd
233rd
321st290th
462nd
Mahjong
250th
Mandelbrot
74th
107th76th
180th48th259th
255th241st121st
240th
140th197th
311th
265th57th228th
306th138th
331st21st
286th243rd
131st159th90th162nd
Maze
522nd
Medal Tally
152nd
379th
402nd
286th
277th
218th
128th312th
42nd
207th369th
142nd143rd
366th
109th
Minesweeper
246th
284th
Morse Decoder
102nd
61st
Morse Encoder
388th
157th
Musical Chords
357th
322nd
354th
N Queens
293rd
177th128th
Niven Numbers
1,140th609th1,130th1,155th563rd
1,253rd923rd1,327th594th1,785th1,092nd375th1,862nd281st901st713th784th1,265th1,230th1,419th2,290th1,403rd1,347th692nd1,738th1,494th325th
2,523rd2,060th621st66th1,481st1,117th518th676th354th542nd1,011th1,216th1,555th644th583rd813th8th600th48th1,798th1,969th401st1,184th1,988th2,220th975th771st
1,377th2,017th733rd2,249th
Niven Numbers (Long)
739th245th855th501st391st
887th343rd853rd811th795th977th848th1,489th145th1,292nd776th997th765th473rd397th
874th808th814th1,348th448th255th
1,472nd
727th306th744th164th2nd422nd792nd415th617th623rd1,095th856th548th480th126th287th21st1,546th73rd292nd870th
657th384th435th1,431st864th1,630th1,241st921st
Number Spiral
479th
296th
199th
242nd283rd
303rd
188th
269th
555th
347th144th
268th661st
310th431st
409th
420th438th
512th
152nd
94th449th
Odious Numbers
2,110th1,684th2,091st1,345th
412th533rd641st1,120th1,257th615th1,028th346th1,121st1,206th448th
747th
1,003rd
1,301st797th576th
527th1,150th
146th
330th231st
2,153rd1st1,358th1,312th2,348th
2,398th1,557th858th434th45th1,913th2,140th
1,886th1,073rd547th554th
1,944th2,049th
1,599th2,664th1,058th2,174th
Odious Numbers (Long)
1,405th1,231st630th986th
537th317th477th
370th704th645th297th888th618th343rd
714th
277th
1,046th1,015th558th
418th707th
125th
381st151st
1,368th1st528th449th697th
808th1,465th1,226th187th388th43rd1,231st1,257th
1,055th670th472nd
514th995th
564th1,659th713th703rd
Ordinal Numbers
463rd410th
531st
636th
880th
794th710th196th471st
1,109th491st
899th518th
655th371st968th
701st
451st44th304th279th791st787th
1,486th
147th718th250th
158th616th746th
230th643rd925th120th1,674th
326th
668th
788th
PalindromemordnilaP
336th
338th
422nd191st
675th
556th
594th
424th283rd
470th494th
630th
357th
Pangram Grep
1,273rd2,113th574th1,561st
2,016th956th
1,101st798th1,672nd609th
1,125th589th1,046th511th508th
781st405th
452nd155th
408th
373rd56th708th425th96th253rd
1,018th882nd248th739th86th336th636th
345th199th
415th924th
522nd820th489th495th
Partition Numbers
213th473rd183rd385th
267th143rd232nd381st
221st372nd
246th
435th252nd190th
330th286th
140th263rd
235th
294th300th172nd345th
315th461st
250th318th260th391st
122nd202nd168th258th
Pascal’s Triangle
964th984th1,561st318th376th
629th519th558th1,612th986th827th561st1,237th
870th954th1,314th1,077th
1,188th759th906th419th828th667th824th
1st
548th504th228th645th1st337th197th1,054th1,201st298th538th468th911th
93rd144th385th635th421st169th665th
285th336th497th528th
1,014th536th
Pernicious Numbers
596th1,124th786th488th
265th347th515th887th1,388th959th327th1,260th240th825th706th1,206th1,002nd688th1,112th974th1,101st1,469th658th1st641st1,606th
122nd1,369th448th176th
317th1,164th732nd381st542nd871st844th214th292nd148th742nd39th652nd108th
473rd421st1,094th1,166th2,216th402nd584th
898th1,332nd619th1,271st
Pernicious Numbers (Long)
421st386th774th645th
799th
562nd
312th
117th215th72nd509th
434th
137th
436th430th
174th686th
1st
275th740th
131st218th241st
324th
516th642nd407th67th427th38th332nd
357th194th491st
209th622nd684th709th310th
411th
Poker
467th
225th
Polyominoes
204th
Prime Numbers
2,516th1,456th1,684th2,340th692nd
983rd1,742nd1,345th774th1,408th720th412th1,926th1,955th1,536th1,102nd590th928th1,648th247th
973rd
658th322nd
1st768th764th172nd533rd606th1st1,689th376th1,607th
308th1,337th518th1,124th117th477th216th1,385th1,260th502nd1,085th698th
2,375th1,375th
1,833rd
643rd2,704th
Prime Numbers (Long)
1,163rd538th
1,026th679th
687th523rd849th917th641st
397th1,506th669th774th616th892nd746th1,266th165th
1,195th955th861st
629th930th
1st651st424th191st1,087th369th1st598th511th619th
1,444th1,095th366th
108th390th869th804th215th448th887th
809th1,416th
705th
564th922nd
Proximity Grid
393rd
472nd
QR Decoder
298th
197th
261st
210th
380th
Quine
1st1,609th3,601st270th3,681st2,962nd2,162nd4,210th1,507th4,157th3,089th2,966th5,004th2,990th645th3,139th1,904th
1,782nd2,245th4,044th4,814th611th
2,583rd1,615th151st2,025th728th2,149th1,965th2,772nd1,573rd2,282nd1,688th1,447th1st2,824th1,328th1,734th1,921st1,759th542nd3,036th3,997th1,855th168th4,768th599th4,784th473rd1,429th1,889th3,354th1,807th3,315th1,744th5,116th3,806th2,136th2,976th2,587th
Recamán
194th507th428th142nd
339th184th101st698th
167th525th532nd233rd540th1,026th424th
803rd753rd464th
90th504th
573rd
154th23rd835th308th
515th279th285th
597th
484th48th
40th84th
391st220th561st
315th182nd
355th586th387th633rd
Repeating Decimals
468th
286th292nd4th
Reverse Polish Notation
927th497th
277th
333rd
666th1st649th
504th475th
505th474th
867th288th
Rijndael S-box
386th
269th
497th87th
433rd
77th
Rock-paper-scissors-Spock-lizard
461st
Roman to Arabic
200th658th569th488th
472nd447th469th623rd260th410th570th754th118th364th343rd655th289th
66th
365th348th302nd
182nd
676th
388th221st170th235th
354th338th420th
127th557th437th275th
44th2nd
454th330th375th
238th373rd
163rd228th273rd378th
ROT13
495th529th
592nd
668th
588th252nd
800th368th
593rd
319th
689th401st671st615th
461st
208th122nd467th
53rd285th275th
321st
149th
1st
Rule 110
260th
65th
253rd
445th
280th
567th359th
285th
181st115th
38th
Scrambled Sort
136th
447th
479th
389th
383rd
387th230th
366th95th
Set
337th
330th
278th
288th70th
371st
172nd
Seven Segment
674th
900th
1,033rd
490th225th
197th
270th
135th
663rd
593rd
Sierpiński Triangle
960th1,086th
297th
881st
255th1,192nd
723rd683rd
808th
414th
997th
552nd
1,115th1,106th803rd
915th895th844th
213th680th1,029th
338th
431st
913th
Smith Numbers
408th
77th100th
387th115th287th
143rd266th141st
194th
133rd56th
101st
556th
161st283rd
44th
410th
214th361st
431st244th
457th
232nd180th
Spelling Numbers
85th
1st
576th380th
502nd
Star Wars GPT
203rd
212th
211th
244th172nd
229th
Star Wars Opening Crawl
206th
Sudoku
313th
307th
Sudoku (Fill-in)
275th
271st
155th
Ten-pin Bowling
355th
197th
215th166th
Tic-tac-toe
300th
412th
233rd
198th
217th
180th32nd216th226th
307th
344th232nd205th
370th218th
100th
183rd
143rd
115th
Time Distance
290th446th
247th
253rd57th
Tongue-twisters
1,211th
876th
656th
781st
63rd
43rd
243rd406th
490th
853rd
Topological Sort
294th
327th55th
336th
Tower of Hanoi
421st455th
113th101st191st
184th276th
459th
595th390th
334th
87th299th
470th
373rd519th
132nd
565th
465th259th448th573rd
Transpose Sentence
408th
383rd
507th
309th
249th
1st398th121st
595th
146th625th
216th
47th198th
181st
375th711th
558th
Trinomial Triangle
333rd
243rd
151st
318th204th226th169th
158th178th46th
84th
251st52nd157th
210th
161st
89th
United States
439th
406th
251st
153rd
257th
259th
43rd130th88th
416th159th
114th9th
243rd
471st
Vampire Numbers
784th813th
739th98th
265th
401st
64th
110th260th
415th
636th
Van Eck Sequence
547th690th421st
354th
361st
483rd
317th
277th
616th
313th496th
859th
265th170th
1,167th
787th
769th
Zeckendorf Representation
277th352nd306th266th
294th215th
444th447th267th423rd304th
178th404th314th193rd
273rd279th
72nd
85th74th103rd326th
207th
291st
334th312th240th
47th79th
146th383rd217th316th
293rd134th
177th185th161st246th
γ
310th
299th
1st
1,258th
374th289th
418th
270th
λ
703rd
486th
317th
303rd739th
813th
π
701st1,219th
1,533rd566th276th
335th376th
361st1,418th
759th311th
429th
447th347th
7th
900th
1,382nd
573rd
375th
228th
792nd
665th
517th1,228th
336th
229th
312th
τ
1,068th516th343rd
316th348th
329th
275th
347th
411th262nd
15th
1,006th
501st
335th
189th
646th
475th
300th
213th
280th
φ
653rd
779th519th
409th503rd652nd563rd590th1,238th389th223rd609th587th642nd
425th
745th
596th419th
711th472nd235th
171st
610th557th
69th
787th493rd
1,186th
46th703rd467th
13th397th
659th421st478th
412th232nd
403rd
375th602nd
√2
1,064th695th
563rd434th1,431st298th228th602nd577th697th
480th
611th
472nd
664th266th
235th332nd
136th
281st
1,374th
106th
541st
4th
903rd
517th
252nd
360th
681st
𝑒
475th507th541st358th536th
417th392nd316th367th697th618th281st202nd606th376th402nd1,054th469th682nd
392nd445th320th989th600th463rd
405th177th
20th
730th440th425th
495th238th270th362nd590th70th277th
746th679th420th372nd
413th313th
386th404th411th446th