12 Days of Christmas
1,328th
1,206th317th2,094th
165th
1,646th968th
1,550th
453rd
360th
184th200th
1,124th
107th
2,192nd
452nd
280th
24 Game
388th271st
157th
424th
202nd
231st
60th
158th
192nd35th
150th
452nd
528th
99 Bottles of Beer
230th2,082nd
1,060th
571st393rd
181st
553rd705th
1,321st115th
193rd
100th
591st
214th207th
156th
119th
1,805th847th
383rd
421st
Abundant Numbers
984th
1,169th
915th653rd2,313th946th587th
456th1,221st
481st421st
1,312th1,193rd634th
2,005th820th506th804th
298th738th
1,867th
539th
2,123rd701st
2,300th
1,323rd
Abundant Numbers (Long)
471st
1,061st
845th1,154th650th
180th
630th639th
587th589th
714th754th964th
248th686th493rd824th
66th434th
730th
183rd
666th421st
1,327th
679th
Arabic to Roman
1,007th
525th149th
705th24th
924th1,448th
450th983rd
1,571st695th
378th
634th2nd
112th
317th
Arithmetic Numbers
443rd
421st
487th450th312th
102nd
638th632nd
288th
370th306th1,470th
1,019th
345th1,203rd
1,081st118th
634th
43rd
909th737th
674th
529th
Arrows
493rd
458th604th
86th
342nd388th
115th223rd
276th
473rd
364th155th
284th
42nd
516th374th
595th
Ascending Primes
506th439th
470th
599th401st
164th
190th656th262nd
531st
497th83rd
127th510th
424th
449th509th
858th
285th
ASCII Table
507th
692nd
694th530th855th
401st
403rd484th
543rd
271st
451st
361st405th
1,623rd198th
570th
324th
951st442nd
603rd
828th
Billiards
129th
329th50th
74th
146th
140th
117th179th💎
262nd
232nd106th
149th
229th
82nd
298th172nd
119th
brainfuck
857th
280th
184th
502nd
💎
150th160th
88th
108th
912th
Calendar
30th
188th243rd
118th
2nd
129th
Card Number Validation
411th
497th264th717th
216th
174th
496th
258th301st405th
553rd
133rd458th
633rd142nd
104th
357th468th
322nd
Catalan Numbers
1,155th538th
556th1,021st
431st
311th670th
618th635th
569th940th489th
145th1,485th
643rd
30th
121st1,393rd
1,431st
603rd
Catalan’s Constant
950th
294th
529th
506th
627th2nd
517th
277th
583rd
Christmas Trees
2,458th751st
1,146th
1,079th1,214th
548th
314th985th
222nd
523rd
79th
603rd
426th248th
1,184th335th
418th
891st348th
952nd
869th
Collatz
1,249th
1,152nd
717th1,468th820th
1,113th
1,087th713th
648th
649th1,042nd1,123rd
1,893rd
381st206th
1,165th999th
927th
169th
1,631st915th
1,151st
822nd
Continued Fractions
223rd
54th
76th195th
161st
177th
211th190th
305th
21st
175th
CSS Colors
533rd485th
547th
629th
344th
241st
439th
472nd364th
584th
1st
405th
626th
708th
Cubes
428th
377th
96th
571st
189th
62nd
294th334th
139th
815th
1,002nd
Day of Week
916th679th
259th
491st757th
463rd648th
694th382nd605th
955th
313th356th
1,248th645th
1st68th
748th872nd
473rd
874th
DFA Simulator
172nd153rd
59th
110th95th
194th
💎
191st
136th74th
67th
28th
370th221st
257th
Diamonds
1,069th
874th
623rd255th
543rd
296th
405th269th
227th
119th
467th
490th380th
642nd313th
452nd
1,086th515th
118th
551st
Divisors
4,758th1,013th
1,957th
2,267th4,121st3,163rd
732nd
425th2,448th
2,636th1,191st
2,058th1,248th142nd2,098th
2,808th994th2,223rd2,016th2,412th
256th782nd
1,275th
36th
1,029th331st
1,745th
1,328th
Emirp Numbers
1,648th
931st634th272nd260th
758th
115th232nd
367th670th923rd1,021st
994th2,209th690th583rd
34th812th
292nd
727th613th
1,318th
1,591st
Emirp Numbers (Long)
851st681st
281st
582nd
521st156th
419th506th344th
314th
642nd82nd
1st268th
213th
536th590th
187th
326th
Emojify
363rd503rd
217th
435th
257th
308th487th
734th
188th
442nd
944th
Evil Numbers
989th
1,029th1,738th1,739th915th1,290th
392nd1,356th
1,267th860th
1,127th1,217th41st
2,402nd747th516th2,240th2,875th1st1,324th
2,657th1,282nd
50th
1,586th1,364th2,681st
2,550th
2,234th
Evil Numbers (Long)
733rd
603rd
520th1,337th848th
829th
258th617th
710th712th
734th942nd37th
1,475th577th468th410th
1st447th
1,084th
125th
890th655th
1,101st
688th
Factorial Factorisation
380th
493rd
242nd480th
331st
274th
💎
353rd
199th452nd
403rd
293rd
665th398th
586th
195th
Farey Sequence
341st
368th
334th
520th
168th
528th406th
240th269th
321st
1st
780th
318th339th
768th265th
428th
64th
500th394th
382nd
356th
Fibonacci
6,391st3,219th
3,207th6,283rd7,095th2,779th9,201st1,947th909th888th3,409th6,205th5,366th3,568th9,388th394th1,910th2,289th4,368th2,597th9,032nd9,297th6,968th6,873rd2,705th1,016th1st2,586th5,652nd7,819th4,598th873rd232nd2,564th5,740th1st2,465th7,897th2,608th8,670th3,968th8,614th8,541st5,583rd56th7,407th4,966th8,902nd2,576th742nd9,152nd
2,509th3,755th8,033rd8,789th5,363rd9,014th5,523rd
Fizz Buzz
9,013th3,821st
2,211th
2,136th2,870th5,820th
1,709th
3,824th3,288th
2,840th2,871st
3,189th6,074th4,956th
7,500th589th23rd718th
4,134th1,686th
3,680th
800th
2,726th3,077th
4,534th
7,640th
4,731st
Foo Fizz Buzz Bar
2,297th472nd
554th
256th460th503rd
189th
254th1,377th
414th455th
563rd1,763rd21st
1,820th557th420th207th
730th437th
1,258th
25th
1,321st972nd
502nd
1,875th
1,000th
Forsyth–Edwards Notation
413th529th
203rd
298th304th
270th
💎
462nd
467th198th
377th299th
170th
658th508th
457th
Fractions
941st
1,015th
1,362nd437th
156th
248th688th
451st468th
462nd1,033rd497th
510th
763rd592nd
937th310th
96th
10th492nd
1,214th
1,067th
Game of Life
453rd484th
205th
502nd
💎
330th
253rd236th
357th
159th
620th
582nd
Gijswijt’s Sequence
116th
470th156th
51st
418th258th
329th475th
147th
352nd
119th
334th202nd
293rd232nd
169th
17th
569th
311th
151st
Gray Code Decoder
255th
251st
264th
193rd
217th263rd
138th
422nd
16th
250th318th287th128th
1st89th
327th
77th
307th
293rd
Gray Code Encoder
153rd
114th361st
352nd303rd
502nd228th180th
632nd170th82nd607th
1st221st
515th
30th
57th293rd
501st
Happy Numbers
1,051st
1,014th1,298th622nd308th423rd
977th862nd
194th286th
372nd426th700th
981st
1,078th612th
732nd769th
454th
1,240th826th
1,160th
1,198th
Happy Numbers (Long)
1,175th
792nd1,178th
217th
545th593rd
706th
521st288th774th
893rd
601st226th
535th401st
52nd
901st525th
712th
428th
Hexdump
420th
296th541st
46th
273rd378th
289th
150th
224th
195th
170th258th
228th
19th
548th
365th
Hilbert Curve
63rd
5th
53rd
127th
Intersection
528th960th
323rd
258th336th
393rd
271st
321st
712th
370th560th
1,201st626th
183rd
856th142nd
168th
Inventory Sequence
1,052nd
1,021st
912th
259th
569th
781st
474th
773rd
843rd
335th867th
886th707th
91st
558th
871st
473rd
ISBN
491st
396th1,046th
617th
685th651st
497th683rd772nd
945th
98th275th
499th475th
466th
1,032nd574th
1,082nd
459th
Jacobi Symbol
561st
327th
151st
483rd
241st16th336th
623rd
146th461st
325th
130th
682nd
433rd
Kaprekar Numbers
311th1,057th943rd275th597th
453rd
314th266th
313th
291st209th602nd
253rd
327th580th
623rd257th
425th
411th277th
526th
231st
Kolakoski Constant
136th
256th379th
222nd
272nd
216th221st
152nd
238th
279th732nd
327th
226th
409th
580th
185th
Kolakoski Sequence
453rd
649th
601st928th955th
211th
128th
520th656th
956th
769th
618th
499th763rd
1st822nd
757th
154th
590th185th
975th
553rd
Leap Years
1,299th
954th
742nd1,670th3,086th
1,941st
731st1,384th
506th
1,326th
1st
1,184th1,062nd367th1,893rd
164th2,074th
1,098th
1,865th1,703rd
2,460th
1,714th
Levenshtein Distance
502nd783rd
678th
74th355th
483rd
244th
786th
391st582nd
788th558th
361st
666th
348th
411th
330th
Leyland Numbers
944th
790th735th
84th
687th492nd
165th267th
386th584th67th
473rd
632nd152nd
815th214th
4th
804th406th
710th
512th
ln 2
178th
1,532nd
547th
156th
398th530th
459th
501st
387th
779th82nd
492nd
3rd
28th
525th
824th
400th
Look and Say
454th
185th217th
487th
71st432nd
144th618th
330th619th19th
750th
22nd96th
41st272nd
404th
228th331st
895th
499th
Lucky Numbers
805th482nd
122nd
584th
753rd389th
649th
707th117th
578th421st
35th
465th710th
524th
Lucky Tickets
594th
242nd
478th409th
407th
308th
423rd
592nd
343rd120th
2nd160th
208th
610th
627th
480th
Mahjong
104th
134th
332nd
217th
91st
179th
Mandelbrot
110th
168th
89th
222nd
184th
💎
196th124th
342nd117th
202nd
127th
162nd
173rd
Maze
151st
318th
261st111th165th
52nd
266th96th
86th101st
158th
312th
281st
88th60th
353rd237th
299th
32nd
92nd
132nd
188th
Medal Tally
146th
399th
226th
396th
385th
62nd
281st
Minesweeper
188th
179th
247th
146th
170th
159th
1st
142nd76th
258th
264th
141st
Morse Decoder
204th425th
229th
226th
💎
394th
216th276th
386th
227th
346th
Morse Encoder
269th
270th383rd
199th
360th
244th
28th
440th
279th260th
519th
295th137th
478th
134th
Multitap Input
237th
187th203rd
124th
145th88th
87th
130th
💎
58th197th
51st
52nd
209th
117th
134th
Musical Chords
275th309th
222nd
124th
236th
385th
216th237th
194th
205th
N Queens
204th
439th478th
238th
66th
150th
307th
18th
472nd
280th179th
427th
169th
564th
Niven Numbers
1,076th
1,391st
1,362nd1,279th2,407th1,305th389th
294th877th
803rd1,244th
1,328th993rd1,799th
2,134th641st76th1,052nd
1,749th687th
1,251st
232nd
2,052nd409th
2,368th
2,187th
Niven Numbers (Long)
1,530th
1,370th
1,244th938th1,387th
699th
153rd1,504th
1,011th887th
1,071st1,222nd1,083rd
1,275th1,144th312th535th
814th430th
1,583rd
207th
73rd1,461st
1,227th
1,417th
Number Spiral
267th892nd450th509th421st
292nd
241st254th
157th
152nd470th33rd
251st
359th298th
308th398th
1,693rd
265th539th
555th424th
491st
167th
Odious Numbers
732nd
717th1,366th1,303rd777th1,054th
240th1,295th
865th709th
1,152nd908th39th
1,623rd535th387th2,156th2,361st1st1,312th
853rd
48th
1,718th1,093rd2,585th
2,406th
2,003rd
Odious Numbers (Long)
601st
623rd
501st1,062nd603rd
668th
211th635th
664th714th
712th836th37th
1,399th407th241st583rd
1st390th
707th
46th
994th691st
1,458th
661st
Ordinal Numbers
1,395th
755th564th
1,053rd
965th
437th
988th
781st
192nd1,177th
1,377th945th
388th
1,155th742nd
387th2nd
936th
PalindromemordnilaP
420th664th
60th
379th
640th
284th
55th
600th
353rd252nd
300th104th
77th
572nd326th
460th
Pangram Grep
699th
2,151st
1,348th1,211th
200th
172nd490th
584th498th
745th922nd298th
1,383rd
1,001st605th
97th252nd
1,413th
41st
1,952nd
350th450th
1,161st1,250th
1,048th
Partition Numbers
254th
303rd
417th
386th97th471st
99th
414th299th
388th178th
206th338th153rd342nd
49th374th
530th397th
44th
34th441st
669th
451st
Pascal’s Triangle
847th
1,521st
1,014th1,161st
515th
888th
1,156th1,082nd
1,110th1,698th682nd
1,685th
893rd237th
1st1,591st
755th
96th
1,374th1,614th
1,975th
1,590th
Pernicious Numbers
1,763rd
516th
562nd1,666th1,369th1,084th338th
251st839th
1,275th1,025th
1,166th705th1st
1,418th480th177th1,254th
531st739th
1,136th
42nd
950th434th2,236th
2,314th
1,262nd
Pernicious Numbers (Long)
991st
1,035th582nd
321st
326th596th
412th677th
474th823rd260th
924th499th846th643rd
405th560th
557th
103rd
554th360th
1,009th
460th
Poker
350th
150th
6th
308th299th
134th
Polyominoes
101st
351st
393rd
415th
244th
400th322nd
267th
99th331st
309th359th
403rd
371st317th264th224th
210th
811th
332nd399th
385th
374th107th
Prime Numbers
3,647th1,246th969th
1,177th
1,296th2,219th1,463rd993rd1,644th
1,911th1,513th
616th930th
984th1,131st1,484th
566th1,452nd776th543rd
1st1,743rd
1,304th
451st
1,522nd775th
1,804th
2,683rd
Prime Numbers (Long)
2,507th1,193rd861st
940th
810th1,478th887th
619th
504th707th
1,327th869th
961st830th1,314th1,255th
684th1,019th394th517th
1st578th
1,164th
230th
337th457th
1,866th
1,072nd
Proximity Grid
349th
193rd
318th213th
301st
139th
💎
266th237th
243rd
172nd
300th
QR Decoder
313th
199th
131st
💎
255th237th
170th
Quine
1,605th
282nd
4,532nd2,639th4,594th2,008th2,928th
2,931st
3,076th2,308th
2,233rd2,294th
2,636th1,657th154th2,068th
2,633rd1,617th251st1,734th
1st2,010th
3,262nd
879th
487th1,459th
1,852nd5,243rd
5,353rd
2,499th
Recamán
1,234th
760th1,168th
168th
651st
769th
1,272nd
680th858th
918th598th
70th
612th973rd
1,281st
1,099th
Repeating Decimals
64th
40th
77th
290th
216th
30th
131st
14th
208th
Reverse Polish Notation
986th
698th759th
339th
585th724th
740th
1st
794th
177th544th
1,124th212th
79th
821st745th
1,105th
Reversi
228th309th
16th
25th
170th
63rd56th
57th
47th
218th
Rijndael S-box
258th151st184th281st
395th215th
31st91st
268th
105th
146th
507th
203rd307th
309th
207th
514th170th
82nd
57th
Rock-paper-scissors-Spock-lizard
147th90th
244th
58th104th
98th
129th
💎
351st
240th113th
70th
193rd
463rd443rd
432nd
394th
Roman to Arabic
922nd
1,276th
1,092nd665th
636th
806th
883rd1,273rd
1,228th
331st1,081st
533rd2nd1,360th
852nd
ROT13
915th
764th
195th
801st
600th
614th
789th
988th
805th
11th
114th640th
651st
686th
Rule 110
526th490th
116th
197th406th
493rd
225th
638th
359th247th
489th
80th
221st
259th
453rd
Scrambled Sort
414th
66th
190th434th
378th
213th
💎
296th
52nd251st
28th
357th
Set
267th
54th
174th89th
13th
196th367th
255th221st
14th
399th181st
341st
Seven Segment
505th
400th751st
249th
363rd498th
231st
461st
162nd594th
414th
188th
773rd322nd
514th
396th
SI Units
144th
225th67th
178th
Sierpiński Triangle
1,036th
838th754th
272nd
516th471st
631st
561st
4th999th
782nd
943rd267th
549th742nd
155th
647th641st
908th
908th
Smith Numbers
202nd
422nd
439th547th823rd
210th
149th405th
208th392nd711th
502nd
157th361st
871st119th
162nd
387th393rd
1,036th
305th
Spelling Numbers
335th88th
1st432nd
327th
345th
164th374th
850th
412th
Star Wars GPT
75th
175th98th
169th
260th
313th
189th232nd
56th
71st
171st
162nd
Star Wars Opening Crawl
206th
104th
172nd
197th
176th138th
92nd
94th
353rd
98th
182nd
Sudoku
277th
200th
272nd
110th
54th
191st
357th
Sudoku (Fill-in)
395th
113th
24th
77th
285th
83rd55th
238th
199th
Ten-pin Bowling
367th
196th
💎
285th544th
366th
630th
186th
Tic-tac-toe
312th122nd
208th
71st157th
123rd
188th
290th
368th
75th62nd
94th
86th
158th385th
267th
Time Distance
273rd
49th
387th
259th
222nd333rd
290th
43rd
657th
102nd
133rd
Tongue-twisters
1,735th
745th
160th150th
147th
628th1,183rd
1,391st80th
1,190th
16th
166th
17th440th
401st954th
118th
975th525th
320th
156th
Topological Sort
272nd
65th
224th
153rd
47th
268th
338th
128th
Tower of Hanoi
891st
362nd
345th637th699th1,221st294th1,260th538th437th
487th261st
1,251st
755th686th1st522nd
444th245th
996th677th
1,262nd424th1,024th816th1,362nd195th
1,276th
205th
700th
Transpose Sentence
482nd
605th
612th442nd196th
263rd
111th342nd
318th
255th253rd1st
598th
475th98th
33rd214th
78th
358th160th
643rd
337th
Trinomial Triangle
397th
321st
363rd
245th47th
1st213th
332nd
399th
United States
618th465th
442nd
138th
184th
194th106th
132nd
1,224th
413th
399th
635th
Vampire Numbers
284th460th
102nd
316th
211th
238th
197th
519th
248th236th
399th325th
241st
113th
439th
831st
690th
Van Eck Sequence
815th
733rd
1,010th948th
170th
489th651st
900th
679th
258th
910th
749th137th
639th540th
45th
685th759th
876th
486th
Zeckendorf Representation
377th
384th
431st503rd644th
139th
393rd363rd
153rd
477th
59th335th
259th
24th
624th
184th
252nd
Zodiac Signs
187th
326th
291st
30th
80th138th
173rd
2nd
155th139th
171st
8th
370th230th
γ
339th
303rd
560th321st512th
1,196th
634th
696th
286th
632nd1st
487th
547th
553rd
458th
λ
782nd
303rd236th746th191st952nd568th
142nd
165th520th266th
363rd
253rd811th582nd858th305th
720th
180th
732nd667th
692nd
304th
π
69th
536th737th
143rd
662nd398th
449th
769th
574th
360th770th7th
781st
164th
84th
561st876th
1,335th
1,457th
442nd
τ
100th
457th691st
120th
622nd372nd
381st
662nd
510th
348th671st15th
658th
130th
62nd
599th
995th
393rd
φ
308th
1,716th
641st807th
452nd
514th702nd
673rd869th
483rd927th680th
567th873rd70th
799th
47th
201st
793rd
1,212th
479th
√2
291st
1,895th
1,045th760th
213th
578th666th
1,007th
806th365th826th
466th968th1,079th144th
299th
114th
4th
668th
1,384th
494th
𝑒
274th
976th
1,168th944th
217th
686th585th
1,061st
808th
881st
1,154th
491st1,060th120th
970th
248th
20th2,350th
575th934th
1,398th
528th