12 Days of Christmas
867th
1,059th
963rd
897th
421st747th
1,288th
2,548th
244th
395th
393rd
261st
756th286th
290th
24 Game
274th
280th
99 Bottles of Beer
2,395th
1,918th
300th
2,526th
219th
271st
255th
314th
217th
Abundant Numbers
975th
1,539th
1,169th
909th810th
355th
3,320th
443rd
1,693rd1,688th
1,965th
542nd
568th
298th
2,881st
3,210th
2,233rd
Abundant Numbers (Long)
524th
660th
1,028th
579th
781st
1,671st
1,658th
150th
949th
400th
Arabic to Roman
143rd
223rd20th
75th
179th2nd
105th
464th
Arithmetic Numbers
393rd818th
530th
594th
550th
792nd
791st
421st
710th250th836th769th
1,279th
365th
728th
520th
568th
Arrows
567th
561st
Ascending Primes
422nd
901st
1,192nd
389th
ASCII Table
1,785th
1,627th855th
253rd
1,262nd
1,058th
895th
184th
1,620th
272nd
1,612th
Billiards
173rd
167th
161st
265th
160th
259th
252nd
180th
brainfuck
171st
140th
1,060th
219th
353rd
76th
123rd
309th
Calendar
30th
28th
2nd
Card Number Validation
251st
338th
495th
Catalan Numbers
1st543rd
1,016th
1,290th
1,337th
424th649th
621st
1,006th
555th468th470th413th
1,605th
483rd
30th
1,080th
526th1,481st
1,425th
1,498th626th
Catalan’s Constant
1,324th
995th
604th
1,314th
720th
Christmas Trees
1,310th
378th
2,855th
364th
564th
258th
202nd
Collatz
577th409th
252nd
710th
506th
1,094th
762nd
1,767th
637th629th2,198th727th
223rd
957th
1,160th
442nd
3,064th
1,977th
CSS Colors
292nd
124th
375th
278th
Cubes
1,316th
229th
1,136th
1,361st
267th
1,019th
Day of Week
863rd
642nd
424th
663rd
234th
1,190th
325th
730th356th588th
862nd
1,087th
62nd
691st
DFA Simulator
102nd
201st
224th
328th
234th
308th
324th
Diamonds
142nd
2,110th
455th
69th
2,252nd
Divisors
1,106th2,314th
1,776th
1,921st
255th
1,258th
1,294th1,286th138th1,239th
1,532nd
3,120th
2,963rd
272nd
36th
2,147th
960th1,462nd
Emirp Numbers
789th
270th392nd
241st
1,334th
523rd
188th
924th
Emirp Numbers (Long)
542nd
619th
486th
Emojify
629th
605th
328th
884th
Evil Numbers
4,356th3,449th4,670th4,254th4,488th
3,466th4,144th3,046th4,351st3,824th896th1,242nd3,313th4,514th3,555th3,893rd3,736th861st3,824th1,097th
921st
2,168th1,487th
752nd
3,648th
1,919th
1,668th
3,275th
47th
1,957th
2,628th668th
2,621st
Evil Numbers (Long)
826th
700th
719th
568th
1,423rd
1,144th958th
413th
1,695th
1,217th
510th
43rd
1,410th
2,388th
913th
Factorial Factorisation
308th
466th
1,083rd
323rd
441st
426th
450th
254th
Farey Sequence
272nd467th
206th
310th
195th
491st
280th
323rd
1st
419th
245th
400th
234th
Fibonacci
4,421st3,323rd3,482nd4,136th2,246th1,197th
1,901st
638th4,276th
5,254th835th982nd
2,226th1,106th
2,618th
4,233rd3,987th
2,647th794th1st2,119th
2,747th482nd226th1,989th
1st2,444th520th
1,849th1,832nd55th
1,188th
4,220th
2,498th
4,053rd5,087th
Fizz Buzz
5,079th2,159th
3,077th
5,865th
1,254th
7,524th
3,153rd4,063rd4,886th
9,347th
709th
611th
1,245th
11,288th
2,173rd5,998th
Foo Fizz Buzz Bar
1,245th363rd
1,299th
937th
187th
918th
818th
211th
24th
357th
1,406th
Forsyth–Edwards Notation
510th
557th
312th
545th
341st
Fractions
741st
245th
267th
623rd
151st425th
738th
1st
929th
96th
755th10th
362nd
922nd
Game of Life
270th
221st
490th
376th
328th
463rd
Gijswijt’s Sequence
726th
570th
216th
Happy Numbers
848th
1,031st
301st911th
280th
370th1,926th352nd
1,907th
334th
501st
265th
998th
2,055th
Happy Numbers (Long)
315th
262nd
883rd
598th
279th
352nd
377th
422nd
1,027th
27th
86th
453rd
856th
Hexdump
148th
214th
439th
278th
493rd
122nd
264th
435th
159th
515th
Hilbert Curve
186th
202nd
Intersection
136th
369th
305th
398th
209th
168th
281st
Inventory Sequence
216th
377th
308th
144th
426th
1st
456th
7th
57th
626th
ISBN
219th
1,018th
710th
701st
108th
Jacobi Symbol
256th
277th
464th
592nd
203rd
420th
465th
265th
Kaprekar Numbers
602nd
885th
448th
Kolakoski Constant
641st344th
743rd
704th
356th
718th
696th
572nd
Kolakoski Sequence
719th
1,383rd278th
1,002nd
786th
854th
243rd
610th
1,300th
1,200th
592nd
Leap Years
3,267th
1,432nd
1,140th
947th
777th
1,815th
912th
1,097th
975th
1,439th
2,256th
828th
1,789th
2,018th
2,615th
1,268th
Levenshtein Distance
632nd
294th
321st
359th
153rd
116th197th
319th
285th
341st
504th645th
279th
439th
259th
39th
638th442nd
346th60th
167th
422nd
Leyland Numbers
946th
251st
745th
852nd
80th
336th
316th
178th
203rd
4th
452nd
1,248th
1,230th
476th
ln 2
151st
1,077th
906th
28th
1,023rd
Look and Say
238th
1,449th448th
706th
617th
196th
41st
386th
408th
674th
Lucky Numbers
242nd
631st1,071st409th
217th
985th
990th
Lucky Tickets
553rd
500th
Mahjong
222nd
224th
Mandelbrot
172nd
246th
341st
229th
333rd
192nd
Maze
118th
282nd
189th
303rd
Medal Tally
100th
323rd
396th
250th
252nd
373rd
Minesweeper
180th
291st
193rd
Morse Decoder
192nd
195th
Morse Encoder
175th
173rd
Multitap Input
221st
226th
Musical Chords
167th
153rd
N Queens
262nd
191st
552nd
390th
582nd
532nd
Niven Numbers
1,098th
2,115th
1,003rd
1,358th
1,284th833rd1,997th
1,266th
1,348th692nd1,740th
954th
1,482nd
1,194th
355th
1,833rd1,353rd813th8th
1,171st
1,990th
733rd2,319th
Niven Numbers (Long)
1,521st
693rd
1,187th
1,089th
1,064th
1,416th
798th
552nd
641st
Number Spiral
255th
273rd
517th
106th
572nd
2nd
488th
583rd
631st
Odious Numbers
3,443rd2,861st3,801st3,496th3,619th2,028th3,522nd3,031st3,480th2,730th3,565th3,291st764th1,034th2,981st3,695th3,025th3,321st3,207th740th3,291st1,354th3,830th3,892nd799th576th1,938th1,158th3,607th3,929th3,950th3,923rd511th3,414th2,962nd3,851st1,213th3,265th1,314th3,913th2,299th3,898th3,866th3,341st3,874th3,113th45th3,612th3,895th1,868th3,754th3,348th2,537th554th2,362nd3,587th3,184th2,132nd3,513th3,541st3,281st2,227th
Odious Numbers (Long)
1,127th
1,351st
646th
704th
505th
1,340th
1,281st933rd
381st
1,526th
937th
449th
43rd
1,355th
789th
Ordinal Numbers
508th
637th
1,248th
860th687th
489th
976th
875th
159th
765th
927th223rd
856th
643rd
PalindromemordnilaP
466th
498th
274th
358th
291st
154th
384th
156th
Pangram Grep
912th
1,762nd
1,561st
114th
1,271st1,199th
1,759th
752nd
280th
56th932nd
3rd
665th715th9th
474th
183rd
758th
Partition Numbers
239th338th
247th
159th
Pascal’s Triangle
632nd
490th
188th
1,038th
1,229th
2,508th
93rd
2,502nd
Pernicious Numbers
1,090th
1,046th1,083rd
1,073rd
1,527th
260th
1,166th
Pernicious Numbers (Long)
682nd
814th
1,026th
546th
549th
Poker
217th
206th
Polyominoes
146th
233rd
176th
Prime Numbers
930th
2,506th1,324th
951st1,280th
932nd
248th
977th
1,433rd660th
1st
3,675th
1st
519th
118th
1,390th
700th
2,215th
1,528th
Prime Numbers (Long)
930th
1,225th1,080th
895th
850th
582nd
747th
166th
957th
1,378th784th
1st
1,699th
1st
1,284th
109th
805th
733rd
Proximity Grid
318th
298th
321st
58th
QR Decoder
91st
72nd
Quine
1st1,571st4,135th271st
2,028th
4,218th1,509th4,529th
2,683rd646th
2,252nd
4,972nd
2,589th1,621st151st2,032nd
2,203rd1,973rd
1,583rd241st1,695th
1st2,444th1,329th
1,862nd168th
3,697th474th
1,896th
1,814th
2,192nd
2,053rd2,593rd
Recamán
1,493rd410th
923rd
175th
1,486th
Repeating Decimals
417th
422nd
Reverse Polish Notation
837th
368th
531st
523rd
113th
708th
333rd
370th
1st
400th
673rd77th
396th
521st
Reversi
307th
Rijndael S-box
524th896th
122nd
965th
368th
406th
289th
1,263rd
133rd
130th
Rock-paper-scissors-Spock-lizard
214th
159th
110th
Roman to Arabic
96th
66th
21st2nd
ROT13
697th
377th
401st
661st180th499th
320th271st6th117th
382nd
380th
61st74th
10th
257th42nd
606th
1st
Rule 110
354th
1,177th
328th
255th
330th
477th
1,081st
Scrambled Sort
222nd
432nd
60th
9th
22nd
26th
Set
78th
83rd
58th
8th
46th
18th
107th
Seven Segment
112th
164th
204th
587th
507th
191st
172nd
SI Units
267th
288th
Sierpiński Triangle
1,496th
794th
470th
1,015th
1,491st1,794th1,234th
1,877th1,760th
368th
1,898th
Smith Numbers
362nd
374th
391st
575th
600th
1,137th
516th
Spelling Numbers
238th
736th1st
362nd
491st
123rd
Star Wars GPT
26th
31st
Star Wars Opening Crawl
67th
64th
56th
113th
110th
112th
Sudoku
165th
163rd
Sudoku (Fill-in)
187th
188th
Ten-pin Bowling
463rd
578th465th
Tic-tac-toe
72nd
44th
436th
Time Distance
457th
455th
Tongue-twisters
516th
242nd
485th
211th
716th
118th
1,383rd
Topological Sort
193rd
172nd
186th
Tower of Hanoi
57th
41st101st184th411th660th
303rd146th
461st
713th221st1st112th
87th125th
702nd
79th
65th
392nd238th
630th
468th720th
Transpose Sentence
485th
493rd
478th
398th
275th
1st
147th
517th
221st
Trinomial Triangle
304th
230th
United States
1,058th
643rd
576th
Vampire Numbers
417th
738th28th
835th
35th
280th
Van Eck Sequence
506th
398th
1,256th220th
504th
241st
44th
1,242nd
673rd
Zeckendorf Representation
185th
295th
196th
424th
291st
1st
209th
460th
200th
Zodiac Signs
152nd
103rd
567th
γ
1,333rd
1,101st
596th
1,260th
867th
311th
λ
1,775th
1,932nd
1,887th1,674th
809th
1,729th
779th
1,874th
1,246th
1,789th669th
π
3,854th
1,795th
2,237th
1,485th
1,359th
1,809th
1,074th
1,425th
τ
2,160th
1,700th
1,420th
1,046th
1,671st
1,208th
855th
φ
2,299th
655th
1,534th
1,185th
540th
1,519th
1,109th
√2
2,681st
299th
1,782nd
1,416th
4th
1,733rd
1,276th
𝑒
3,107th
2,595th
284th
1,653rd
1,527th
70th2,283rd
1,735th
1,214th