12 Days of Christmas
1,320th
1,199th314th2,091st
164th
1,639th964th
1,544th
455th
364th
181st203rd
1,120th
107th
2,190th
454th
330th
24 Game
387th277th
160th
424th
202nd
233rd
55th
158th
191st40th
149th
447th
513th
99 Bottles of Beer
232nd2,103rd
1,060th
571st396th
181st
557th706th
1,322nd116th
194th
98th
585th
215th209th
172nd
118th
1,793rd875th
387th
426th
Abundant Numbers
990th
1,170th
912th659th2,375th953rd587th
457th1,226th
480th441st
1,324th1,195th634th
2,016th817th500th808th
298th739th
1,874th
539th
2,129th702nd
2,306th
1,217th1,334th
Abundant Numbers (Long)
478th
1,059th
904th1,156th647th
208th
623rd643rd
580th596th
726th750th954th
248th681st488th818th
76th437th
725th
178th
656th421st
1,331st
428th710th
Arabic to Roman
1,008th
528th150th
704th24th
923rd1,438th
446th983rd
1,552nd693rd
377th
629th2nd
112th
326th
Arithmetic Numbers
451st
415th
480th447th313th
101st
635th640th
284th
368th305th1,476th
1,023rd
343rd1,210th
1,083rd118th
642nd
43rd
911th779th
684th
443rd544th
Arrows
515th
472nd622nd
86th
344th397th
118th232nd
291st452nd484th
366th164th
286th
445th
43rd
527th392nd
618th
480th
Ascending Primes
510th442nd
472nd
604th406th
165th
200th661st266th
538th
500th87th
118th520th
426th
452nd513th
861st
290th
ASCII Table
510th
693rd
696th535th857th
401st
407th485th
548th
269th
451st
359th409th
1,616th204th
574th
320th
953rd442nd
607th
837th
Billiards
125th
330th54th
72nd
146th
137th
123rd184th💎
265th
231st113th
148th
229th
76th
299th173rd
226th138th
brainfuck
854th
283rd
183rd
501st
💎
148th158th
87th
107th
910th
Calendar
31st
197th250th
129th
2nd
130th
Card Number Validation
408th
499th264th722nd
213th
176th
505th
254th306th400th
561st
132nd462nd
636th140th
105th
359th469th
337th
Catalan Numbers
1,161st540th
559th1,028th
433rd
312th670th
622nd636th
572nd946th489th
144th1,479th
654th
30th
120th1,398th
1,430th
607th
Catalan’s Constant
949th
299th
532nd
508th
627th2nd
521st
279th
586th
Christmas Trees
2,452nd774th
1,151st
1,090th1,222nd
547th
316th991st
235th
533rd
79th
614th
427th249th
1,189th338th
420th
897th351st
958th
336th878th
Collatz
1,308th
1,157th
709th1,477th834th
1,115th
1,100th718th
652nd
653rd1,047th1,127th
1,903rd
386th207th
1,171st1,016th
935th
166th
1,640th914th
1,170th
848th
Continued Fractions
228th
57th
80th201st
172nd
180th
215th199th
310th
21st
189th
CSS Colors
536th486th
549th
630th
348th
253rd
439th
474th367th
587th
1st
406th
629th
708th
Cubes
425th
451st
169th
557th
174th
63rd
313th320th
150th
783rd
1,003rd
Day of Week
924th682nd
247th
493rd759th
474th669th
710th383rd577th
989th
313th369th
1,249th646th
1st68th
737th873rd
465th
888th
DFA Simulator
169th164th
61st
113th106th
194th
💎
188th
133rd74th
67th
28th
370th220th
254th
Diamonds
1,074th
879th
631st261st
546th
299th
419th270th
232nd
120th
478th
496th385th
647th320th
457th
1,090th519th
119th
276th560th
Divisors
4,769th1,075th
1,962nd
2,276th4,157th3,176th
735th
426th2,485th
2,646th1,224th
2,085th1,260th142nd2,112th
2,818th1,006th2,233rd2,020th2,449th
256th802nd
1,277th
37th
1,020th331st
1,751st
964th1,351st
Emirp Numbers
1,650th
937th639th279th267th
762nd
118th245th
378th675th929th1,025th
997th2,200th695th588th
34th816th
299th
731st626th
1,323rd
610th1,597th
Emirp Numbers (Long)
861st679th
283rd
580th
514th164th
420th509th344th
319th
637th83rd
1st272nd
216th
526th585th
194th
332nd
Emojify
364th506th
218th
434th
260th
309th485th
733rd
184th
440th
938th
Evil Numbers
992nd
1,031st1,754th1,741st919th1,297th
393rd1,363rd
1,274th863rd
1,130th1,223rd42nd
2,410th749th517th2,247th2,889th1st1,331st
2,667th1,289th
51st
1,595th1,371st2,692nd
2,559th
1,856th2,246th
Evil Numbers (Long)
738th
602nd
522nd1,342nd858th
832nd
261st617th
726th733rd
741st940th38th
1,478th582nd471st419th
1st451st
1,090th
127th
893rd657th
1,136th
1,076th710th
Factorial Factorisation
381st
494th
242nd480th
328th
276th
💎
353rd
201st452nd
404th
292nd
668th397th
588th
198th
Farey Sequence
342nd
361st
331st
520th
167th
528th405th
233rd278th
324th
1st
786th
318th339th
773rd261st
430th
64th
498th394th
382nd
553rd375th
Fibonacci
6,400th3,226th
3,222nd6,295th7,106th2,784th9,183rd1,948th912th888th3,447th6,217th5,376th3,621st9,365th395th1,910th2,293rd4,371st2,605th9,019th9,277th7,013th6,885th2,711th1,020th1st2,594th5,661st7,823rd4,609th872nd233rd2,577th5,751st1st2,469th7,904th2,652nd8,667th3,978th8,611th8,542nd5,591st58th7,414th4,977th8,895th2,581st744th9,136th
2,513th3,764th8,041st8,785th5,373rd9,001st4,876th4,899th
Fizz Buzz
9,025th3,847th
2,214th
2,140th2,877th5,832nd
1,711th
3,849th3,295th
2,852nd2,924th
3,200th6,086th4,962nd
7,514th589th23rd719th
4,148th1,692nd
3,687th
801st
2,730th3,084th
4,544th
7,653rd
2,846th4,740th
Foo Fizz Buzz Bar
2,314th501st
559th
255th461st510th
188th
250th1,387th
414th470th
571st1,775th21st
1,831st562nd419th212th
734th438th
1,264th
25th
1,324th976th
508th
1,885th
497th1,010th
Forsyth–Edwards Notation
413th531st
203rd
298th303rd
267th
💎
459th
464th199th
373rd297th
169th
657th503rd
452nd
Fractions
964th
1,017th
1,378th442nd
156th
254th711th
460th506th
467th1,037th496th
556th
766th603rd
941st311th
97th
10th495th
1,224th
858th1,089th
Game of Life
456th489th
203rd
506th
💎
332nd
252nd241st
358th
158th
621st
584th
Gijswijt’s Sequence
120th
474th158th
52nd
422nd261st
332nd480th
149th
356th
121st
337th219th
294th232nd
171st
18th
571st
316th
111th155th
Gray Code Decoder
267th
249th
272nd
195th
219th263rd
160th
442nd
16th
259th328th283rd150th
1st95th
347th
76th
310th
227th314th
Gray Code Encoder
160th
123rd364th
363rd323rd
523rd238th180th
642nd191st80th619th
1st231st
535th
31st
60th306th
582nd522nd
Happy Numbers
1,056th
1,019th1,304th626th309th426th
982nd865th
194th289th
382nd428th703rd
992nd
1,084th616th
734th771st
458th
1,242nd830th
1,165th
899th1,209th
Happy Numbers (Long)
1,182nd
798th1,187th
209th
550th592nd
712th
528th285th779th
898th
601st227th
534th405th
52nd
906th522nd
716th
663rd440th
Hexdump
418th
293rd541st
47th
274th380th
291st
154th
223rd
200th
168th255th
234th
20th
548th
361st
Hilbert Curve
64th
6th
50th
130th
Intersection
523rd956th
315th
257th340th
396th
280th
311th
715th
380th559th
1,189th623rd
173rd
852nd143rd
208th
607th
Inventory Sequence
1,054th
1,024th
916th
257th
570th
783rd
480th
774th
846th
332nd870th
889th709th
89th
560th
878th
485th
ISBN
506th
403rd1,047th
616th
677th656th
510th690th772nd
954th
92nd274th
490th473rd
462nd
1,032nd571st
1,089th
476th
Jacobi Symbol
560th
328th
153rd
483rd
255th16th336th
629th
144th464th
326th
127th
678th
437th
Kaprekar Numbers
313th1,013th908th275th599th
458th
315th267th
317th
292nd211th602nd
254th
328th580th
622nd259th
428th
414th277th
531st
236th
Kolakoski Constant
145th
259th384th
223rd
274th
220th258th
156th
238th
281st731st
332nd
227th
413th
584th
184th
Kolakoski Sequence
445th
652nd
601st939th965th
379th
124th
521st659th
966th
775th
619th
500th769th
1st828th
760th
150th
586th217th
986th
372nd551st
Leap Years
1,332nd
955th
743rd1,708th3,093rd
1,947th
729th1,391st
530th
1,333rd
1st
1,192nd1,067th368th1,904th
166th2,087th
1,102nd
1,875th1,709th
2,473rd
1,725th
Levenshtein Distance
507th788th
680th
74th354th
496th
244th
794th
393rd596th
790th562nd
362nd
667th
382nd
414th
340th
Leyland Numbers
945th
804th738th
83rd
693rd498th
163rd271st
392nd584th64th
474th
635th155th
817th213th
4th
806th512th
715th
517th
ln 2
191st
1,493rd
550th
157th
397th534th
462nd
505th
384th
783rd79th
496th
3rd
28th
528th
827th
400th
Look and Say
457th
187th217th
484th
69th429th
143rd617th
334th618th19th
750th
22nd95th
41st270th
402nd
227th329th
897th
542nd
Lucky Numbers
812th487th
117th
588th
759th388th
654th
710th127th
582nd424th
35th
468th714th
530th
Lucky Tickets
595th
241st
480th411th
408th
325th
424th
594th
340th130th
2nd162nd
203rd
610th
630th
483rd
Mahjong
100th
134th
312th
221st
92nd
179th
Mandelbrot
121st
164th
94th
226th
188th
💎
199th125th
346th113th
203rd
119th
163rd
177th
Maze
149th
321st
264th113th170th
50th
268th103rd
86th104th
172nd
312th
284th
88th61st
355th239th
300th
32nd
93rd
129th
156th199th
Medal Tally
144th
400th
225th
399th
385th
58th
282nd
Minesweeper
192nd
180th
247th
150th
182nd
166th
1st
142nd94th
258th
266th
141st
Morse Decoder
207th429th
228th
227th
💎
396th
215th275th
388th
225th
344th
Morse Encoder
264th
269th382nd
197th
359th
247th
29th
442nd
274th260th
521st
291st132nd
476th
136th
Multitap Input
242nd
197th208th
123rd
145th98th
92nd
138th
💎
54th200th
51st
52nd
210th
111th
144th
Musical Chords
275th310th
221st
129th
235th
387th
214th236th
199th
205th
N Queens
210th
439th476th
235th
64th
154th
302nd
17th
473rd
289th181st
426th
167th
561st
Niven Numbers
1,082nd
1,417th
1,371st1,292nd2,419th1,314th390th
294th938th
811th1,250th
1,354th997th1,810th
2,146th643rd75th1,058th
1,753rd692nd
1,259th
231st
2,063rd410th
2,396th
739th2,173rd
Niven Numbers (Long)
1,545th
1,380th
1,252nd944th1,395th
711th
154th1,516th
1,019th886th
1,084th1,233rd1,090th
1,287th1,149th338th531st
808th434th
1,597th
209th
74th1,472nd
1,237th
1,270th1,433rd
Number Spiral
266th885th448th509th419th
292nd
240th253rd
160th
155th468th33rd
250th
357th297th
307th396th
1,643rd
263rd538th
552nd422nd
490th
177th
Odious Numbers
729th
714th1,376th1,301st781st1,057th
242nd1,309th
872nd742nd
1,159th907th41st
1,632nd538th389th2,165th2,369th1st1,317th
859th
50th
1,726th1,098th2,592nd
2,415th
1,369th2,046th
Odious Numbers (Long)
618th
624th
499th1,064th609th
673rd
213th636th
698th715th
717th842nd39th
1,401st392nd243rd588th
1st401st
709th
48th
995th663rd
1,462nd
838th670th
Ordinal Numbers
1,392nd
759th571st
1,057th
990th
443rd
991st
795th
188th1,175th
1,374th946th
390th
1,153rd741st
389th2nd
948th
PalindromemordnilaP
434th665th
62nd
392nd
646th
288th
55th
609th
352nd254th
301st120th
78th
574th339th
497th
Pangram Grep
729th
2,151st
1,353rd1,218th
199th
171st492nd
589th520th
767th928th292nd
1,391st
1,005th605th
98th254th
1,419th
41st
1,954th
347th448th
1,168th1,257th
1,052nd
Partition Numbers
258th
303rd
417th
387th97th475th
98th
415th300th
393rd180th
212th338th152nd344th
48th376th
533rd403rd
43rd
34th442nd
671st
452nd
Pascal’s Triangle
863rd
1,525th
1,030th1,167th
509th
894th
1,164th1,107th
1,118th1,703rd687th
1,701st
895th245th
1st1,600th
759th
101st
1,379th1,618th
1,981st
1,604th
Pernicious Numbers
1,777th
503rd
565th1,670th1,372nd1,086th342nd
254th844th
1,281st1,034th
1,172nd709th1st
1,421st471st179th1,258th
519th740th
1,139th
43rd
952nd437th2,238th
2,306th
657th1,266th
Pernicious Numbers (Long)
999th
1,043rd604th
330th
338th623rd
448th700th
502nd835th272nd
935th545th858th664th
425th582nd
580th
106th
572nd381st
1,027th
496th
Poker
350th
149th
6th
308th299th
131st
Polyominoes
103rd
348th
391st
415th
243rd
396th321st
268th
100th329th
309th356th
401st
370th316th264th224th
209th
764th
331st398th
381st
369th110th
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
1,583rd2,699th
Prime Numbers (Long)
2,513th1,202nd881st
935th
809th1,485th889th
616th
503rd709th
1,331st877th
994th824th1,317th1,262nd
685th1,018th387th516th
1st597th
1,189th
230th
337th457th
1,875th
578th1,093rd
Proximity Grid
348th
190th
318th213th
303rd
149th
💎
262nd233rd
238th
169th
298th
QR Decoder
307th
196th
128th
💎
252nd236th
170th
Quine
1,609th
281st
4,520th2,644th4,582nd2,050th2,930th
2,931st
3,077th2,314th
2,238th2,299th
2,641st1,661st154th2,072nd
2,637th1,621st250th1,732nd
1st2,012th
3,263rd
776th
486th1,458th
1,857th5,222nd
5,331st
4,256th2,505th
Recamán
1,241st
762nd1,175th
168th
652nd
770th
1,276th
679th859th
919th596th
70th
609th992nd
1,284th
1,106th
Repeating Decimals
65th
40th
78th
292nd
215th
30th
128th
14th
207th
Reverse Polish Notation
986th
708th761st
332nd
587th724th
749th
1st
861st
174th550th
1,120th217th
80th
821st739th
1,104th
Reversi
228th309th
17th
28th
175th
63rd57th
58th
44th
219th
Rijndael S-box
261st152nd184th283rd
399th218th
31st91st
273rd
106th
147th
506th
206th310th
311th
210th
513th172nd
84th
59th
Rock-paper-scissors-Spock-lizard
148th92nd
244th
59th110th
102nd
136th
💎
348th
240th114th
75th
191st
459th439th
432nd
399th
Roman to Arabic
926th
1,271st
1,091st668th
637th
810th
884th1,267th
1,224th
333rd1,078th
533rd2nd1,344th
856th
ROT13
913th
765th
197th
802nd
606th
612th
791st
981st
808th
11th
114th641st
652nd
693rd
Rule 110
528th491st
116th
197th405th
497th
225th
642nd
359th252nd
490th
75th
222nd
257th
454th
Scrambled Sort
420th
66th
194th438th
390th
221st
💎
301st
53rd253rd
28th
357th
Set
272nd
84th
177th95th
13th
203rd369th
258th230th
15th
406th185th
352nd
Seven Segment
504th
400th755th
251st
362nd502nd
229th
465th
161st600th
410th
191st
778th322nd
523rd
403rd
SI Units
143rd
224th65th
177th
Sierpiński Triangle
1,038th
838th758th
273rd
516th474th
636th
575th
4th1,000th
784th
945th271st
549th746th
156th
647th641st
911th
1,035th917th
Smith Numbers
205th
422nd
438th551st828th
211th
145th405th
212th391st711th
504th
155th368th
873rd121st
159th
385th392nd
1,029th
310th
Spelling Numbers
331st88th
1st429th
325th
343rd
162nd370th
817th
410th
Star Wars GPT
73rd
175th100th
165th
261st
316th
188th234th
52nd
68th
173rd
158th
Star Wars Opening Crawl
208th
106th
171st
198th
175th136th
98th
95th
355th
99th
182nd
Sudoku
273rd
196th
269th
107th
52nd
187th
342nd
Sudoku (Fill-in)
388th
108th
26th
70th
284th
78th52nd
236th
195th
Taxicab Numbers
48th75th
2nd
200th17th
241st
69th
187th226th
111th294th
Ten-pin Bowling
367th
190th
💎
281st544th
365th
612th
181st
Tic-tac-toe
313th122nd
208th
70th163rd
128th
189th
289th
372nd
74th63rd
105th
85th
155th385th
267th
Time Distance
272nd
50th
385th
261st
219th334th
289th
41st
633rd
107th
154th
Tongue-twisters
1,701st
737th
160th150th
148th
621st1,168th
1,369th81st
1,171st
17th
166th
18th438th
396th936th
117th
960th520th
322nd
159th
Topological Sort
271st
68th
224th
156th
48th
268th
337th
132nd
Tower of Hanoi
899th
363rd
348th638th696th1,187th292nd1,217th544th439th
489th270th
1,237th
761st692nd1st525th
443rd257th
999th680th
1,219th426th1,026th821st1,323rd194th
1,233rd
212th
535th701st
Transpose Sentence
518th
607th
616th447th200th
248th
113th343rd
320th
260th251st1st
601st
474th100th
35th224th
77th
356th164th
658th
377th345th
Trinomial Triangle
403rd
330th
366th
245th47th
1st212th
336th
405th
United States
617th472nd
444th
140th
189th
195th113th
135th
1,197th
413th
401st
632nd
Vampire Numbers
285th464th
90th
316th
237th
242nd
195th
522nd
247th238th
401st326th
243rd
113th
442nd
832nd
693rd
Van Eck Sequence
825th
734th
1,012th953rd
171st
489th656th
907th
689th
255th
912th
751st138th
639th543rd
46th
682nd761st
889th
492nd
Zeckendorf Representation
384th
381st
432nd505th644th
131st
393rd363rd
148th
482nd
59th335th
256th
24th
627th
179th
264th
Zodiac Signs
192nd
328th
289th
30th
83rd140th
180th
2nd
150th138th
169th
9th
319th235th
γ
350th
311th
560th331st512th
1,162nd
633rd
693rd
294th
631st1st
491st
547th
553rd
463rd
λ
785th
319th236th754th193rd948th566th
145th
170th523rd269th
367th
263rd816th586th860th305th
726th
183rd
734th670th
695th
797th304th
π
69th
540th744th
145th
668th402nd
454th
775th
580th
361st776th7th
790th
167th
84th
566th880th
1,343rd
1,463rd
453rd
τ
102nd
461st695th
123rd
626th375th
383rd
671st
515th
349th676th15th
663rd
131st
62nd
603rd
1,001st
401st
φ
310th
1,695th
645th815th
453rd
515th705th
675th874th
487th929th682nd
570th876th71st
802nd
47th
205th
796th
1,214th
483rd
√2
292nd
1,879th
1,054th763rd
210th
579th671st
1,010th
809th367th828th
468th970th1,084th145th
298th
115th
4th
668th
1,390th
524th
𝑒
276th
981st
1,174th947th
219th
689th587th
1,065th
813th
884th
1,160th
494th1,066th122nd
975th
250th
21st2,326th
576th938th
1,404th
537th