12 Days of Christmas
1,322nd
1,200th319th2,094th
164th
1,643rd963rd
1,547th
456th
365th
181st203rd
1,121st
107th
2,194th
455th
285th
24 Game
384th275th
157th
419th
205th
236th
59th
158th
191st36th
149th
445th
514th
99 Bottles of Beer
232nd2,103rd
1,059th
571st396th
181st
557th706th
1,322nd117th
194th
99th
585th
214th208th
172nd
119th
1,796th875th
387th
426th
Abundant Numbers
990th
1,170th
912th658th2,375th953rd586th
456th1,226th
479th440th
1,324th1,195th633rd
2,016th817th499th808th
298th739th
1,873rd
538th
2,129th701st
2,306th
1,217th1,334th
Abundant Numbers (Long)
478th
1,061st
906th1,158th648th
208th
624th644th
581st597th
726th751st956th
248th681st488th820th
76th437th
725th
178th
657th421st
1,334th
428th710th
Arabic to Roman
1,009th
530th149th
705th24th
924th1,439th
448th984th
1,551st694th
377th
632nd2nd
112th
326th
Arithmetic Numbers
450th
414th
480th446th312th
101st
633rd638th
284th
361st304th1,473rd
1,020th
342nd1,206th
1,080th118th
640th
43rd
908th778th
682nd
442nd543rd
Arrows
514th
472nd620th
86th
347th398th
116th233rd
291st461st484th
368th163rd
287th
444th
42nd
528th380th
616th
480th
Ascending Primes
509th441st
471st
603rd405th
171st
200th660th265th
536th
499th86th
117th519th
425th
450th512th
860th
289th
ASCII Table
510th
692nd
695th535th857th
401st
407th485th
548th
269th
451st
359th409th
1,616th204th
574th
320th
953rd442nd
606th
837th
Billiards
123rd
329th55th
73rd
144th
141st
121st182nd💎
265th
231st111th
146th
229th
77th
298th171st
226th135th
brainfuck
856th
284th
183rd
503rd
💎
149th158th
88th
107th
911th
Calendar
31st
194th247th
126th
2nd
127th
Card Number Validation
408th
499th263rd721st
212th
175th
505th
253rd305th400th
561st
131st461st
635th139th
104th
358th468th
336th
Catalan Numbers
1,159th539th
558th1,026th
432nd
311th676th
619th635th
571st944th488th
144th1,476th
653rd
30th
120th1,395th
1,427th
606th
Catalan’s Constant
949th
299th
532nd
508th
627th2nd
521st
279th
586th
Christmas Trees
2,452nd772nd
1,148th
1,087th1,220th
544th
315th986th
234th
530th
79th
612th
425th248th
1,186th337th
418th
892nd350th
953rd
335th873rd
Collatz
1,306th
1,155th
708th1,474th833rd
1,114th
1,099th717th
652nd
653rd1,046th1,126th
1,898th
384th207th
1,169th1,015th
933rd
166th
1,636th913th
1,168th
847th
Continued Fractions
225th
56th
78th196th
170th
176th
213th194th
310th
21st
184th
CSS Colors
536th486th
549th
630th
348th
253rd
439th
474th367th
587th
1st
406th
629th
709th
Cubes
426th
451st
168th
558th
173rd
62nd
315th322nd
149th
783rd
1,003rd
Day of Week
926th681st
247th
492nd759th
473rd668th
709th382nd574th
991st
313th368th
1,248th645th
1st68th
737th874th
464th
890th
DFA Simulator
169th164th
60th
112th105th
193rd
💎
188th
132nd73rd
66th
27th
371st219th
255th
Diamonds
1,074th
879th
630th261st
545th
299th
418th270th
232nd
120th
477th
495th384th
646th320th
456th
1,090th518th
119th
276th559th
Divisors
4,765th1,074th
1,960th
2,274th4,153rd3,173rd
734th
425th2,483rd
2,644th1,223rd
2,083rd1,259th141st2,110th
2,816th1,005th2,231st2,018th2,447th
255th801st
1,276th
36th
1,019th330th
1,750th
963rd1,350th
Emirp Numbers
1,650th
936th639th279th267th
762nd
118th245th
378th675th928th1,025th
997th2,200th695th588th
34th816th
299th
731st626th
1,323rd
610th1,596th
Emirp Numbers (Long)
859th677th
283rd
578th
514th163rd
419th507th344th
319th
635th83rd
1st272nd
216th
526th583rd
194th
332nd
Emojify
364th506th
218th
435th
260th
309th486th
733rd
186th
441st
940th
Evil Numbers
990th
1,029th1,751st1,738th917th1,294th
392nd1,360th
1,271st862nd
1,128th1,220th41st
2,409th748th516th2,246th2,888th1st1,328th
2,666th1,286th
50th
1,592nd1,368th2,691st
2,558th
1,853rd2,245th
Evil Numbers (Long)
737th
601st
521st1,342nd857th
831st
260th616th
725th732nd
740th939th37th
1,478th581st470th418th
1st450th
1,089th
126th
892nd656th
1,135th
1,075th709th
Factorial Factorisation
380th
494th
241st479th
327th
275th
💎
352nd
200th451st
403rd
291st
667th396th
588th
197th
Farey Sequence
341st
360th
330th
520th
166th
528th404th
232nd277th
323rd
1st
786th
317th338th
773rd260th
429th
64th
498th393rd
381st
553rd374th
Fibonacci
6,397th3,224th
3,220th6,292nd7,103rd2,782nd9,180th1,946th911th887th3,444th6,214th5,373rd3,618th9,362nd395th1,908th2,291st4,367th2,603rd9,016th9,274th7,010th6,882nd2,709th1,018th1st2,592nd5,658th7,820th4,605th871st233rd2,575th5,748th1st2,467th7,901st2,650th8,664th3,975th8,608th8,539th5,588th58th7,411th4,973rd8,892nd2,579th743rd9,133rd
2,511th3,761st8,038th8,782nd5,370th8,998th4,872nd4,895th
Fizz Buzz
9,022nd3,844th
2,214th
2,140th2,875th5,830th
1,710th
3,846th3,293rd
2,850th2,922nd
3,198th6,083rd4,960th
7,511th589th23rd719th
4,145th1,692nd
3,684th
801st
2,730th3,082nd
4,542nd
7,650th
2,844th4,738th
Foo Fizz Buzz Bar
2,311th499th
557th
253rd458th508th
186th
248th1,385th
412th468th
569th1,772nd21st
1,829th560th417th210th
732nd436th
1,262nd
25th
1,322nd974th
506th
1,883rd
495th1,008th
Forsyth–Edwards Notation
414th533rd
203rd
300th305th
269th
💎
461st
466th199th
375th299th
169th
658th506th
454th
Fractions
962nd
1,014th
1,377th441st
156th
253rd709th
459th500th
466th1,035th490th
554th
764th602nd
939th310th
97th
10th489th
1,222nd
856th1,087th
Game of Life
455th488th
203rd
505th
💎
332nd
252nd241st
358th
158th
621st
584th
Gijswijt’s Sequence
118th
472nd156th
50th
420th259th
330th478th
147th
354th
119th
335th202nd
292nd229th
169th
17th
571st
314th
109th153rd
Gray Code Decoder
263rd
247th
270th
191st
215th269th
156th
441st
16th
256th324th281st146th
1st93rd
345th
75th
307th
223rd311th
Gray Code Encoder
158th
121st421st
360th320th
519th235th178th
636th188th78th613th
1st228th
529th
31st
58th299th
577th518th
Happy Numbers
1,054th
1,017th1,300th624th309th425th
980th864th
194th289th
382nd427th701st
990th
1,082nd614th
732nd770th
457th
1,239th829th
1,162nd
898th1,206th
Happy Numbers (Long)
1,181st
798th1,186th
209th
550th592nd
712th
528th285th779th
898th
601st227th
534th405th
52nd
906th522nd
716th
663rd440th
Hexdump
419th
293rd541st
47th
274th381st
291st
153rd
223rd
200th
167th255th
234th
20th
548th
361st
Hilbert Curve
64th
6th
50th
129th
Intersection
532nd953rd
315th
257th340th
396th
280th
311th
713th
380th558th
1,187th621st
173rd
850th143rd
208th
605th
Inventory Sequence
1,054th
1,024th
916th
257th
570th
783rd
479th
774th
846th
332nd870th
889th709th
89th
560th
878th
484th
ISBN
504th
402nd1,046th
614th
675th655th
508th689th771st
953rd
91st273rd
488th471st
461st
1,031st570th
1,087th
475th
Jacobi Symbol
560th
327th
152nd
483rd
254th16th335th
629th
143rd463rd
325th
126th
678th
436th
Kaprekar Numbers
312th1,013th908th274th599th
457th
314th266th
316th
291st211th602nd
253rd
327th580th
622nd258th
427th
413th276th
531st
235th
Kolakoski Constant
144th
258th384th
222nd
274th
219th257th
154th
237th
281st730th
332nd
226th
413th
584th
183rd
Kolakoski Sequence
456th
652nd
604th937th964th
213th
129th
523rd659th
965th
773rd
623rd
502nd767th
1st827th
761st
155th
592nd186th
984th
382nd556th
Leap Years
1,331st
955th
743rd1,708th3,093rd
1,946th
729th1,391st
530th
1,332nd
1st
1,191st1,066th368th1,903rd
166th2,087th
1,101st
1,874th1,709th
2,473rd
1,725th
Levenshtein Distance
507th786th
680th
74th357th
497th
244th
792nd
392nd595th
788th561st
364th
667th
349th
413th
342nd
Leyland Numbers
944th
803rd737th
83rd
692nd498th
163rd273rd
390th584th64th
473rd
635th155th
816th214th
4th
805th512th
714th
517th
ln 2
178th
1,491st
548th
156th
395th532nd
461st
503rd
382nd
781st79th
494th
3rd
28th
526th
825th
398th
Look and Say
457th
186th216th
484th
69th428th
143rd617th
333rd618th19th
750th
22nd95th
41st269th
401st
226th328th
897th
511th
Lucky Numbers
812th485th
116th
587th
759th387th
653rd
710th126th
581st422nd
35th
466th714th
528th
Lucky Tickets
595th
243rd
481st413th
410th
328th
426th
594th
343rd131st
2nd163rd
205th
611th
630th
484th
Mahjong
101st
135th
313th
221st
93rd
178th
Mandelbrot
121st
164th
93rd
226th
186th
💎
196th125th
345th113th
202nd
119th
163rd
175th
Maze
149th
320th
264th114th170th
51st
268th104th
87th105th
172nd
311th
284th
89th62nd
354th239th
300th
33rd
94th
130th
156th198th
Medal Tally
145th
401st
225th
400th
386th
59th
282nd
Minesweeper
193rd
183rd
248th
150th
174th
167th
1st
142nd94th
259th
267th
141st
Morse Decoder
207th429th
229th
228th
💎
396th
215th277th
388th
226th
345th
Morse Encoder
269th
273rd385th
202nd
362nd
251st
28th
443rd
278th265th
521st
295th136th
477th
140th
Multitap Input
240th
190th206th
122nd
145th96th
91st
136th
💎
53rd198th
51st
52nd
210th
109th
144th
Musical Chords
275th310th
222nd
128th
236th
388th
215th237th
199th
205th
N Queens
208th
439th475th
234th
63rd
153rd
302nd
16th
472nd
290th180th
426th
167th
561st
Niven Numbers
1,080th
1,414th
1,368th1,289th2,417th1,311th390th
294th936th
809th1,249th
1,351st995th1,807th
2,142nd642nd75th1,056th
1,750th690th
1,256th
231st
2,060th410th
2,394th
737th2,170th
Niven Numbers (Long)
1,540th
1,375th
1,246th938th1,390th
703rd
153rd1,511th
1,014th890th
1,079th1,227th1,085th
1,281st1,144th335th529th
804th431st
1,592nd
208th
73rd1,472nd
1,231st
1,264th1,428th
Number Spiral
266th885th448th508th419th
292nd
240th253rd
160th
155th467th33rd
250th
357th297th
307th396th
1,642nd
263rd537th
551st422nd
489th
177th
Odious Numbers
727th
712th1,373rd1,298th778th1,053rd
240th1,306th
868th740th
1,155th903rd39th
1,629th536th387th2,162nd2,366th1st1,314th
855th
48th
1,723rd1,094th2,591st
2,413th
1,366th2,043rd
Odious Numbers (Long)
616th
622nd
497th1,063rd607th
671st
211th634th
696th713th
715th840th37th
1,400th390th241st586th
1st399th
707th
46th
994th661st
1,461st
836th668th
Ordinal Numbers
1,392nd
758th570th
1,055th
989th
443rd
990th
794th
188th1,174th
1,374th945th
390th
1,151st740th
389th2nd
947th
PalindromemordnilaP
433rd665th
61st
390th
646th
287th
55th
609th
351st252nd
300th119th
77th
574th338th
497th
Pangram Grep
726th
2,148th
1,352nd1,217th
198th
170th491st
587th519th
765th925th291st
1,390th
1,003rd603rd
97th253rd
1,418th
41st
1,953rd
346th447th
1,167th1,256th
1,052nd
Partition Numbers
257th
302nd
416th
386th97th474th
98th
414th299th
392nd180th
211th337th152nd343rd
48th375th
532nd402nd
43rd
34th441st
671st
451st
Pascal’s Triangle
862nd
1,525th
1,028th1,166th
508th
893rd
1,163rd1,105th
1,116th1,703rd686th
1,701st
894th244th
1st1,600th
758th
100th
1,379th1,618th
1,981st
1,604th
Pernicious Numbers
1,777th
502nd
564th1,670th1,372nd1,085th341st
254th843rd
1,280th1,033rd
1,171st708th1st
1,421st470th179th1,257th
518th739th
1,138th
43rd
951st436th2,237th
2,305th
656th1,265th
Pernicious Numbers (Long)
999th
1,043rd604th
330th
338th623rd
448th700th
502nd835th272nd
934th545th858th664th
425th582nd
580th
106th
572nd381st
1,027th
496th
Poker
350th
149th
6th
308th299th
130th
Polyominoes
103rd
347th
390th
414th
242nd
395th320th
267th
100th328th
308th355th
399th
369th315th263rd223rd
208th
764th
330th397th
380th
368th110th
Prime Numbers
3,636th1,259th977th
1,177th
1,296th2,225th1,464th992nd1,647th
1,915th1,512th
617th934th
988th1,127th1,483rd
567th1,450th777th544th
1st1,747th
1,305th
445th
1,520th774th
1,808th
1,583rd2,698th
Prime Numbers (Long)
2,513th1,202nd881st
935th
809th1,484th889th
616th
503rd709th
1,331st877th
994th824th1,317th1,262nd
685th1,018th387th516th
1st597th
1,189th
230th
337th457th
1,874th
578th1,093rd
Proximity Grid
348th
191st
318th213th
303rd
149th
💎
262nd233rd
238th
169th
298th
QR Decoder
307th
196th
127th
💎
252nd238th
172nd
Quine
1,605th
281st
4,518th2,640th4,579th2,046th2,927th
2,928th
3,074th2,309th
2,233rd2,294th
2,637th1,657th154th2,068th
2,633rd1,617th250th1,727th
1st2,008th
3,260th
775th
486th1,456th
1,852nd5,219th
5,328th
4,253rd2,500th
Recamán
1,239th
761st1,173rd
167th
651st
769th
1,274th
679th859th
919th598th
70th
611th972nd
1,282nd
1,104th
Repeating Decimals
65th
40th
78th
292nd
215th
30th
128th
14th
207th
Reverse Polish Notation
986th
709th762nd
333rd
588th725th
750th
1st
862nd
174th553rd
1,120th218th
80th
822nd740th
1,104th
Reversi
229th309th
17th
28th
175th
63rd57th
58th
44th
219th
Rijndael S-box
260th154th184th282nd
396th218th
31st91st
272nd
105th
149th
506th
206th310th
311th
210th
513th172nd
83rd
59th
Rock-paper-scissors-Spock-lizard
148th92nd
244th
57th110th
102nd
136th
💎
349th
240th114th
74th
191st
461st440th
433rd
400th
Roman to Arabic
925th
1,268th
1,090th666th
636th
808th
883rd1,264th
1,221st
331st1,077th
531st2nd1,341st
855th
ROT13
911th
763rd
196th
800th
604th
610th
789th
979th
806th
11th
114th640th
651st
691st
Rule 110
528th491st
115th
196th405th
497th
224th
642nd
359th252nd
490th
75th
221st
256th
454th
Scrambled Sort
418th
65th
192nd436th
388th
220th
💎
300th
51st252nd
28th
356th
Set
283rd
55th
173rd95th
11th
196th365th
253rd224th
15th
400th180th
350th
Seven Segment
504th
399th755th
250th
361st502nd
228th
465th
161st600th
409th
190th
778th321st
523rd
402nd
SI Units
143rd
224th65th
177th
Sierpiński Triangle
1,038th
837th757th
272nd
515th473rd
635th
574th
4th999th
783rd
944th270th
548th745th
155th
646th640th
910th
1,035th916th
Smith Numbers
204th
422nd
438th551st828th
210th
144th405th
211th391st711th
504th
154th368th
873rd120th
158th
385th392nd
1,029th
309th
Spelling Numbers
331st88th
1st429th
325th
343rd
162nd370th
817th
410th
Star Wars GPT
75th
174th100th
165th
259th
312th
187th233rd
54th
70th
172nd
158th
Star Wars Opening Crawl
210th
106th
172nd
200th
176th136th
98th
95th
354th
99th
183rd
Sudoku
273rd
196th
269th
107th
52nd
187th
342nd
Sudoku (Fill-in)
388th
112th
26th
73rd
284th
81st54th
236th
196th
Ten-pin Bowling
366th
190th
💎
282nd544th
364th
612th
181st
Tic-tac-toe
312th122nd
207th
70th163rd
128th
188th
290th
372nd
74th63rd
105th
85th
155th385th
268th
Time Distance
272nd
49th
385th
261st
220th334th
289th
40th
633rd
106th
143rd
Tongue-twisters
1,700th
737th
160th150th
148th
621st1,167th
1,369th81st
1,170th
17th
166th
18th438th
396th936th
117th
960th520th
322nd
159th
Topological Sort
271st
70th
225th
156th
50th
268th
336th
131st
Tower of Hanoi
897th
365th
350th639th697th1,185th294th1,215th545th439th
489th272nd
1,235th
760th693rd1st526th
443rd259th
998th680th
1,217th427th1,025th820th1,321st195th
1,231st
213th
536th709th
Transpose Sentence
517th
606th
615th446th200th
248th
113th343rd
320th
260th251st1st
600th
473rd100th
35th224th
77th
356th163rd
658th
377th345th
Trinomial Triangle
402nd
327th
365th
244th47th
1st211th
334th
404th
United States
616th471st
443rd
138th
187th
193rd111th
133rd
1,198th
412th
400th
631st
Vampire Numbers
284th462nd
90th
315th
217th
241st
195th
520th
246th237th
400th325th
242nd
112th
439th
830th
691st
Van Eck Sequence
825th
734th
1,012th953rd
170th
489th656th
907th
689th
255th
912th
751st138th
639th543rd
45th
682nd761st
889th
492nd
Zeckendorf Representation
386th
383rd
433rd506th644th
131st
394th364th
148th
483rd
58th336th
257th
23rd
627th
179th
265th
Zodiac Signs
195th
328th
290th
29th
83rd141st
183rd
2nd
151st139th
171st
9th
319th236th
γ
350th
311th
560th331st512th
1,162nd
633rd
693rd
294th
631st1st
491st
547th
553rd
463rd
λ
785th
319th237th754th193rd950th566th
145th
170th525th270th
367th
264th816th586th860th306th
726th
183rd
734th670th
695th
797th305th
π
69th
539th742nd
145th
666th401st
453rd
773rd
578th
360th774th7th
788th
167th
84th
564th879th
1,342nd
1,462nd
452nd
τ
102nd
460th694th
123rd
624th374th
382nd
670th
513th
348th675th15th
661st
131st
62nd
601st
1,000th
399th
φ
309th
1,694th
643rd814th
452nd
514th703rd
673rd873rd
486th928th680th
568th875th71st
801st
47th
204th
795th
1,213th
482nd
√2
291st
1,877th
1,054th763rd
209th
577th670th
1,009th
809th366th828th
466th969th1,083rd144th
297th
114th
4th
667th
1,388th
522nd
𝑒
275th
980th
1,172nd946th
217th
687th586th
1,064th
812th
883rd
1,158th
493rd1,065th120th
974th
249th
20th2,323rd
575th937th
1,401st
536th