12 Days of Christmas
409th1,180th1,069th
1,056th
1,141st
1,261st
1,519th1,535th
158th
24 Game
336th
311th
75th
99 Bottles of Beer
855th946th801st
757th
1,016th
1,274th1,174th
175th
Abundant Numbers
822nd1,142nd1,082nd
46th1,387th1,762nd533rd
1,309th
2,699th1,055th2,564th
319th
Abundant Numbers (Long)
1,770th1,123rd1,194th
1,545th1,359th673rd
224th
1,730th1,162nd960th
736th
Arabic to Roman
812th670th
647th
694th
668th
733rd943rd
158th
Arithmetic Numbers
1,227th401st
394th
417th
766th
360th
Arrows
244th379th374th
635th
252nd
302nd
482nd474th
254th
Ascending Primes
347th
495th
557th
155th
ASCII Table
957th319th370th
771st
480th
964th857th
284th
Billiards
289th
142nd
brainfuck
359th500th426th
390th
347th
632nd797th
205th
Card Number Validation
519th
261st
Catalan Numbers
1,059th1,045th1,169th
14th802nd136th
1,161st
30th260th
820th
Catalan’s Constant
196th197th205th
342nd167th
159th
435th228th322nd
174th
Christmas Trees
2,096th864th743rd
697th354th
152nd
1,047th667th
273rd
Collatz
2,099th793rd883rd
2,118th
40th
455th
1,123rd721st
550th
CSS Colors
521st458th457th
492nd
487th
517th549th
277th593rd
Cubes
356th471st497th
392nd
479th
352nd
492nd668th
162nd
Day of Week
180th
1,092nd
DFA Simulator
313th
325th
181st
Diamonds
380th438th661st285th
911th
316th
209th
679th688th
190th
Divisors
2,457th1,219th2,329th
2,008th2,580th1,283rd
269th
1,337th972nd
1,208th
Emirp Numbers
402nd606th944th
541st807th543rd
717th
407th955th
217th
Emirp Numbers (Long)
677th393rd464th
283rd
524th
604th
663rd
179th
Emojify
174th213th318th
392nd
196th
242nd
300th394th
310th
Evil Numbers
1,589th787th869th
1,903rd1,454th1,750th503rd
949th
45th1,974th
698th
Evil Numbers (Long)
1,408th777th643rd
1,250th1,019th
442nd
493rd
115th1,096th
707th
Factorial Factorisation
236th
145th
Farey Sequence
551st
635th
361st
Fibonacci
7,145th3,335th1,868th619th
4,591st
3,072nd3,476th3,540th3,944th222nd5,630th506th2,468th
55th2,451st2,464th8,377th2,868th4,977th
Fizz Buzz
9,524th3,698th1,135th1,183rd
10,367th
5,153rd1,234th9,878th
23rd
1,609th4,388th
8,802nd2,256th2,662nd6,111th7,658th1,840th7,802nd
Foo Fizz Buzz Bar
2,448th914th714th
1,933rd881st
549th
889th904th
1,044th1,759th1,628th
487th1,880th
Forsyth–Edwards Notation
510th
412th
369th
217th
Fractions
1,319th420th403rd
586th360th553rd
715th1,470th
594th1,033rd10th700th
658th
Game of Life
379th241st201st
313th
285th
460th
228th
Gijswijt’s Sequence
450th
423rd
448th
97th
Happy Numbers
1,360th992nd892nd
438th406th836th544th852nd857th
963rd
482nd1,437th807th
237th1,189th
Happy Numbers (Long)
1,253rd775th777th
189th526th549th387th693rd657th
692nd
764th934th591st
350th463rd
Hexdump
241st275th293rd
460th
451st
552nd619th
201st498th
Hilbert Curve
172nd
133rd
259th
41st
Intersection
595th487th574th
396th128th921st542nd555th
534th
486th655th962nd254th
660th
Inventory Sequence
623rd451st388th
228th
526th
338th
628th
332nd
ISBN
1,002nd672nd700th
882nd
163rd
264th
749th1,022nd
402nd
Jacobi Symbol
420th235th217th
250th
288th
437th554th
208th
Kaprekar Numbers
339th
149th
Kolakoski Constant
479th236th175th
146th
317th
192nd
333rd358th
100th
Kolakoski Sequence
812th583rd474th
846th86th316th
471st
190th
380th728th
368th820th
Leap Years
1,120th615th259th
2,556th240th2,046th
36th
452nd
2,465th370th708th
1,047th1,484th
Levenshtein Distance
663rd379th533rd
325th574th
531st
576th
503rd791st55th
381st510th
Leyland Numbers
1,178th914th591st
699th183rd487th
734th
890th
665th397th776th
1,177th1,077th
ln 2
454th451st462nd
305th
604th367th
417th
446th624th
315th
Look and Say
760th1,018th897th
321st
566th
712th341st
476th
Lucky Numbers
457th346th334th
260th
405th
313th
171st
244th436th
224th
Lucky Tickets
523rd453rd432nd
343rd
56th
352nd
312th338th
196th
Mahjong
202nd
Mandelbrot
194th
399th
Maze
80th252nd207th
177th
89th
306th
175th
Medal Tally
433rd
185th
Minesweeper
263rd
254th
Morse Decoder
207th239th
254th
261st
232nd390th
Morse Encoder
130th142nd
267th
223rd
354th380th
Musical Chords
244th214th
284th
216th
195th
283rd264th
N Queens
216th
97th
Niven Numbers
1,529th1,334th1,307th
2,357th
297th
340th
2,477th208th1,928th
1,085th
Niven Numbers (Long)
1,652nd848th859th
1,181st
302nd
654th
535th70th
818th
Number Spiral
428th162nd294th
514th
348th
183rd
508th434th
Odious Numbers
1,266th594th685th
1,657th370th1,507th612th
649th
43rd1,847th
588th
Odious Numbers (Long)
1,251st536th476th
1,016th582nd
233rd
434th
41st1,021st
871st
Ordinal Numbers
1,139th794th752nd
1,457th
221st
371st
796th1,024th
1,092nd
PalindromemordnilaP
566th
Pangram Grep
1,476th2,212th2,173rd
1,629th
50th
706th
802nd515th
672nd
Partition Numbers
520th
Pascal’s Triangle
1,646th837th718th
1,198th
847th
178th
480th
569th414th
792nd
Pernicious Numbers
1,408th798th760th
1,405th
334th
338th
37th909th
946th
Pernicious Numbers (Long)
779th531st
764th
944th
148th
408th
Poker
251st214th
338th
378th
347th386th
Polyominoes
263rd
685th
Prime Numbers
1,764th1,321st1,468th
1st
165th
365th
3,064th266th1,424th
698th
Prime Numbers (Long)
1,348th947th960th
1st
717th
492nd
1,733rd411th828th
1,075th
Proximity Grid
283rd256th242nd
334th
227th
345th366th
QR Decoder
35th114th117th
271st
246th
232nd
304th301st
Quine
32nd261st4,117th3,921st
3,402nd2,687th1,874th2,840th2,155th
1,158th
1,783rd162nd5,133rd
4,256th
Recamán
760th420th182nd
688th
89th
391st
622nd687th
356th
Repeating Decimals
273rd
430th
172nd
Reverse Polish Notation
732nd640th652nd
1st
428th
421st
695th747th
358th
Reversi
183rd176th
Rijndael S-box
538th
301st
355th
94th
Rock-paper-scissors-Spock-lizard
459th336th324th
389th
394th
518th648th
130th
Roman to Arabic
388th960th928th
828th
579th
693rd
801st840th
518th
ROT13
429th
747th
148th439th
Rule 110
418th441st425th
474th
259th
307th
459th316th
199th
Scrambled Sort
313th
Set
369th
Seven Segment
591st232nd206th
573rd
361st
280th
631st614th
SI Units
292nd
80th
Sierpiński Triangle
466th426th416th
640th
417th
288th
518th380th
285th
Smith Numbers
426th451st443rd
561st
270th
193rd
676th503rd
124th
Spelling Numbers
534th487th426th
509th
543rd
700th661st
338th
Star Wars GPT
152nd
302nd
Star Wars Opening Crawl
154th170th
303rd
246th
314th324th
89th
Sudoku
125th137th141st
170th
231st
42nd
305th335th
91st
Sudoku (Fill-in)
147th160th
186th
218th
242nd253rd
134th
Ten-pin Bowling
341st333rd
290th
388th
284th
441st454th
Tic-tac-toe
354th
228th
Time Distance
336th298th
322nd
409th
458th455th
149th
Tongue-twisters
402nd702nd656th
543rd
621st
670th
923rd956th554th
149th
Topological Sort
220th
Tower of Hanoi
199th
Transpose Sentence
624th
292nd
Trinomial Triangle
209th
United States
324th354th329th
551st
189th
364th
508th467th
334th
Vampire Numbers
344th357th
307th
269th
398th
379th512th
197th
Van Eck Sequence
644th407th380th
327th
416th
132nd
335th554th
318th
Zeckendorf Representation
508th405th
285th
382nd
550th
245th
Zodiac Signs
288th221st206th
265th
347th
375th400th
235th
γ
187th
228th
161st
λ
739th674th646th
366th
673rd
437th494th
163rd
π
483rd398th390th
515th291st542nd339th
407th
401st640th
259th
τ
442nd383rd361st
482nd295th626th504th
388th
411th635th
260th
φ
293rd502nd721st
627th
958th435th
519th
144th760th
390th
√2
709th565th766th
665th1,032nd512th
562nd
474th878th
432nd
𝑒
629th562nd499th
355th720th471st
497th
642nd694th
627th