12 Days of Christmas
1,773rd
986th2,715th
1,349th
872nd1,303rd
1,918th
254th
1,394th
487th125th
1,165th
541st
1,529th
2,242nd
1,309th
24 Game
321st148th
216th
396th
215th
237th
255th
171st
312th26th
253rd
378th
472nd
479th
99 Bottles of Beer
840th
903rd856th
349th
997th764th
247th
265th
1,027th
588th201st
160th
383rd
1,099th1,884th
631st
2,057th
Abundant Numbers
810th
652nd741st1,173rd743rd
428th784th
636th
447th1,003rd1st
1,159th
497th667th
2,739th551st
1,038th
373rd483rd
2,057th
2,181st
Abundant Numbers (Long)
1,126th
757th631st
144th
684th661st
820th
858th926th1st
285th
576th943rd
2,005th527th
197th
739th539th
1,447th
1,112th
Arabic to Roman
841st131st
956th15th
1,097th1,361st
764th1,190th
1,507th844th
812th1st
96th
298th
Arithmetic Numbers
493rd
363rd488th
264th
763rd761st
445th
424th358th1,225th
1,101st
411th1,216th
1,231st97th
98th
755th887th
780th
666th
Arrows
405th316th
155th
330th384th
299th
411th
363rd182nd
291st
68th
321st368th
495th
Ascending Primes
571st339th
552nd
555th377th
306th
175th612th558th
480th
505th88th
286th463rd
500th
353rd464th
784th
ASCII Table
738th
934th406th
658th
382nd
585th
410th
392nd
648th387th
772nd188th
635th
720th473rd
679th
1,055th
Billiards
230th73rd
205th
155th
133rd
109th225th6th
250th
195th103rd
146th
273rd
144th
168th118th
187th
brainfuck
1,039th
433rd
246th
776th
52nd
295th188th
105th
251st
634th
Card Number Validation
446th
324th581st
261st
163rd
231st293rd391st
493rd
119th440th
652nd136th
175th
346th447th
311th
Catalan Numbers
1,088th
530th961st
192nd
337th645th
577th
541st873rd12th
144th1,393rd
629th
42nd
121st1,310th
1,344th
633rd
Catalan’s Constant
683rd
376th
539th
351st
553rd3rd
530th
339th
201st
Christmas Trees
2,324th
1,291st
676th872nd
610th
406th980th
526th
16th
633rd
460th239th
1,342nd324th
660th
349th361st
975th
922nd
Collatz
1,467th
1,060th1,275th
1,701st
1,257th796th
682nd1,032nd36th
1,976th
372nd172nd
1,335th1,083rd
591st
1,434th947th
1,540th
880th
CSS Colors
823rd216th
626th
455th
440th
249th
233rd
675th434th
399th
1st
425th
443rd
661st
Cubes
528th
377th
266th
449th
83rd
95th
498th308th
239th
650th
987th
Day of Week
777th718th
261st
526th861st
950th
763rd358th1,001st
793rd
306th377th
1,148th693rd
1st60th
808th776th
500th
DFA Simulator
204th223rd
76th
105th148th
207th
37th
219th
232nd64th
57th
79th
302nd275th
333rd
Diamonds
889th
926th235th
630th
305th
238th
17th
436th
699th357th
599th359th
585th
901st477th
169th
682nd
Divisors
4,649th
2,011th
3,955th2,856th
634th
688th2,551st
1,622nd
1,967th1,466th344th2,203rd
2,766th1,174th
2,053rd2,415th
525th887th
28th
413th578th
1,926th
2,082nd
Emirp Numbers
1,449th
1,059th661st417th518th
160th
489th
480th507th812th1,088th
696th1,740th592nd265th
2,091st472nd
351st
32nd211th
906th
1,264th
Emirp Numbers (Long)
982nd488th
333rd
622nd
253rd
430th526th414th
257th
900th86th
422nd
364th
153rd634th
398th
Emojify
349th650th
233rd
689th
248th
285th314th
509th
185th
459th
783rd
Evil Numbers
783rd
1,537th955th962nd714th
347th1,183rd
1,024th
1,032nd1,104th35th
637th852nd522nd2,247th2,080th1,095th1,341st
2,650th
44th
1,338th1,354th2,666th
2,539th
1,293rd
Evil Numbers (Long)
717th
1,199th733rd
462nd
259th713th
1,055th
731st822nd31st
1,420th572nd462nd509th
654th513th
109th
843rd657th
1,144th
745th
Factorial Factorisation
509th
351st287th
399th
277th
8th
233rd
306th458th
414th
393rd
588th405th
587th
Farey Sequence
498th
259th
404th402nd
370th
347th
1st
720th
430th354th
883rd287th
81st
483rd250th
391st
492nd
Fibonacci
6,065th8,961st3,077th5,986th6,762nd2,695th8,775th730th967th945th2,843rd5,904th5,100th2,590th8,953rd392nd1,879th2,178th3,898th2,862nd8,649th8,669th6,653rd6,544th2,671st817th1st
5,369th8,091st4,391st934th211th2,474th5,455th1st2,412th7,535th2,482nd8,271st6,054th8,214th8,152nd5,314th45th7,056th2,818th8,492nd2,465th709th8,730th
2,439th3,595th7,677th5,089th8,607th5,258th3,304th
Fizz Buzz
9,045th
3,674th
3,405th3,694th5,806th
1,396th
4,269th4,021st
3,696th
3,473rd6,169th1st
7,520th3,583rd132nd699th
4,266th2,602nd
757th
527th3,932nd
4,763rd
7,660th
6,718th
Foo Fizz Buzz Bar
2,335th
861st
483rd1,282nd929th
324th
410th1,996th
857th
932nd1,918th230th
1,921st937th652nd352nd
913th643rd
11th
540th1,385th
737th
1,995th
1,695th
Forsyth–Edwards Notation
591st305th
391st
232nd331st
278th
7th
454th
528th161st
351st306th
253rd
631st452nd
507th
Fractions
1,096th
1,140th441st
173rd
270th623rd
463rd1,127th468th
504th
692nd563rd
930th311th
88th
10th488th
1,284th
1,259th
Game of Life
484th349th
327th
502nd
178th
358th
378th234th
367th
252nd
542nd
598th
Gijswijt’s Sequence
402nd77th
307th
280th
245th
146th
456th
261st
373rd364th
299th
251st
582nd
363rd
412th
Happy Numbers
586th
1,040th401st606th163rd
762nd1,035th
625th
707th332nd755th
298th
969th287th
1,256th382nd
30th
92nd234th
1,192nd
885th
Happy Numbers (Long)
1,157th
852nd1,064th
294th
608th663rd
606th265th424th
949th
672nd145th
939th457th
114th
630th603rd
816th
1,025th
Hexdump
502nd
411th360th
71st
319th476th
264th
215th
296th
256th
279th314th
278th
17th
667th
462nd
Hilbert Curve
53rd
23rd
44th
190th
Intersection
772nd746th
534th
579th397th
255th
866th
853rd
630th720th
1,165th824th
308th
937th143rd
174th
1,004th
Inventory Sequence
995th
958th
795th
399th
550th
460th
722nd
770th
349th815th
876th666th
165th
533rd
816th
ISBN
616th737th
862nd
772nd747th
545th802nd434th
1,103rd
204th213th
1,205th265th
584th
818th664th
1,207th
953rd
Jacobi Symbol
581st
272nd
232nd
517th
223rd13th595th
543rd
224th492nd
324th
177th
547th
536th
Kaprekar Numbers
260th874th799th183rd478th
476th
270th232nd
406th
241st177th502nd
94th
265th487th
515th231st
443rd
305th250th
463rd
195th
Kolakoski Constant
285th358th
228th
276th
167th
245th
270th648th
322nd
249th
313th
222nd
185th
Kolakoski Sequence
590th
887th909th
472nd
112th
928th
685th
598th
462nd711th
1,231st787th
272nd
565th156th
937th
466th
Leap Years
959th
1,106th2,820th
1,522nd
870th978th
1,423rd
1st
1,279th773rd289th1,151st
2,129th1,130th
1,194th
1,901st1,741st
2,458th
1,613th
Levenshtein Distance
544th597th
824th
118th390th
516th
590th
606th
558th588th
884th567th
398th
833rd
380th
457th
576th
Leyland Numbers
972nd
730th685th
156th
779th721st
406th
411th682nd1st
564th
790th216th
1,058th295th
23rd
706th542nd
776th
624th
ln 2
1,376th
505th
142nd
361st497th
472nd
354th
719th94th
464th
3rd
27th
484th
732nd
Look and Say
135th265th
525th
63rd391st
486th
321st601st28th
802nd
31st96th
48th291st
431st
166th216th
974th
1,060th
Lucky Numbers
818th449th
116th
546th
709th345th
605th
767th126th
643rd316th
70th
402nd671st
472nd
Lucky Tickets
484th
315th
494th403rd
448th
306th
348th
582nd
466th141st
1st196th
275th
552nd
622nd
517th
Mahjong
147th
111th
209th
155th
225th
Mandelbrot
161st
84th
235th
198th
10th
221st127th
386th112th
200th
187th
378th
Maze
263rd
219th164th
111th
75th
160th
383rd
214th
116th34th
379th239th
102nd
68th
125th
Medal Tally
261st
385th
49th
403rd
426th
131st
336th
Minesweeper
204th
203rd
137th
144th
162nd
174th
2nd
91st73rd
154th
201st
139th
Morse Decoder
252nd268th
350th
249th
2nd
421st
299th261st
381st
354th
385th
Morse Encoder
293rd
386th241st
272nd
333rd
286th
68th
416th
339th279th
454th
203rd227th
365th
129th
Musical Chords
245th164th
194th
99th
240th
322nd
226th126th
178th
185th
N Queens
384th400th
330th
69th
189th
253rd
193rd
436th
372nd184th
420th
234th
494th
Niven Numbers
1,481st
1,151st1,760th1,390th437th
262nd1,004th
1,378th
1,435th1,112th1st
1,871st
112th351st
1,875th794th
281st
1,129th494th
2,414th
1,599th
Niven Numbers (Long)
1,277th
712th1,012th
567th
88th1,366th
1,002nd
1,065th1,049th20th
1,206th
349th278th
1,104th449th
595th
103rd1,401st
1,176th
1,365th
Number Spiral
246th
379th318th
309th
221st254th
130th441st481st
202nd
335th87th
268th
1,542nd
368th
253rd316th
263rd
141st
Odious Numbers
692nd
1,264th548th831st559th
217th1,161st
872nd
892nd914th33rd
409th616th421st2,139th1,626th313th1,343rd
42nd
1,224th1,104th2,572nd
2,365th
1,074th
Odious Numbers (Long)
480th
927th553rd
410th
200th624th
1,113th
668th706th31st
1,351st395th232nd600th
220th455th
40th
944th649th
1,420th
697th
Ordinal Numbers
1,324th
650th920th
162nd
1,171st
1,169th
505th
476th
932nd
213th678th
1,589th1,088th
616th
1,185th901st
392nd3rd
1,225th
PalindromemordnilaP
571st591st
286th
420th
462nd
327th
42nd
560th
454th278th
524th87th
88th
541st371st
472nd
Pangram Grep
1,788th
1,240th1,243rd
160th
177th632nd
1,670th897th
976th1,114th1st
1,482nd
1,196th568th
86th371st
1,503rd
67th
1,833rd
552nd544th
1,331st1,407th
1,072nd
Partition Numbers
241st
352nd
353rd100th312th
29th
356th265th
469th199th
166th297th131st271st
48th311th
343rd
10th
41st368th
590th
375th
Pascal’s Triangle
1,506th
1,034th1,087th
723rd
894th
1,080th1,667th710th
1,548th
895th398th
1st1,580th
1,492nd
49th
1,191st1,587th
1,952nd
1,522nd
Pernicious Numbers
510th
1,507th1,217th1,066th351st
249th978th
1,092nd
1,098th692nd400th
939th808th347th1,107th
1,186th799th
37th
486th455th2,103rd
2,172nd
1,173rd
Pernicious Numbers (Long)
912th
968th469th
308th
312th770th
639th
427th722nd285th
875th582nd809th595th
367th509th
154th
407th348th
950th
479th
Poker
447th
220th
121st
434th365th
203rd
Polyominoes
248th
341st
297th
243rd
350th296th
237th
230th281st
265th303rd
355th
236th273rd235th198th
204th
708th
282nd352nd
333rd
321st73rd
Prime Numbers
3,583rd
1,148th
1,923rd750th1,116th1,297th
1,906th1,622nd
1,284th
1,168th537th1,291st
625th
891st616th
1st798th
405th
495th889th
1,800th
2,256th
Prime Numbers (Long)
2,314th
777th
1,082nd617th
565th
484th682nd
1,012th
900th768th854th1,184th
653rd
358th564th
1st640th
207th
309th445th
1,088th
1,110th
Proximity Grid
347th
273rd
295th237th
170th
142nd
327th244th
256th
250th
331st
QR Decoder
360th
242nd
130th
6th
334th236th
230th
Quine
4,160th2,365th4,195th1,898th2,732nd
2,775th
2,824th2,102nd
2,356th
2,352nd1,528th528th2,024th
2,412th1,408th2,137th1,745th
459th1,849th
545th
1st1,333rd
1,665th4,876th
4,979th
1,919th
Recamán
1,205th
817th1,159th
455th
731st
634th
1,247th
756th866th
927th664th
70th
679th980th
1,253rd
Repeating Decimals
82nd
54th
85th
227th
223rd
93rd
147th
20th
146th
Reverse Polish Notation
985th
467th609th
641st
701st822nd
844th
1st
875th
210th645th
1,075th259th
96th
722nd838th
1,065th
Reversi
223rd219th
110th
14th
186th
115th40th
42nd
81st
51st
Rijndael S-box
233rd428th113th350th
440th301st
67th107th
121st
475th
320th
280th502nd
311th
352nd120th
93rd
66th
Rock-paper-scissors-Spock-lizard
229th93rd
307th
184th207th
176th
6th
438th
177th116th
66th
235th
151st518th
442nd
Roman to Arabic
1,224th
984th491st
855th
876th
959th1,229th
1,210th
917th
716th1st1,238th
918th
ROT13
807th
677th
354th
718th
428th
536th
641st
832nd
714th
8th
118th570th
579th
620th
Rule 110
665th316th
133rd
219th388th
454th
44th
646th
365th275th
446th
111th
230th
305th
533rd
Scrambled Sort
387th
158th
223rd397th
302nd
266th
💎
337th
78th298th
28th
344th
Set
319th
108th
191st124th
296th
317th355th
340th278th
22nd
293rd234th
358th
Seven Segment
564th
388th431st
413th
405th490th
63rd
504th
236th468th
401st
293rd
380th383rd
542nd
SI Units
206th
279th49th
214th
Sierpiński Triangle
1,008th
778th699th
252nd
480th445th
547th
4th1,005th
739th
904th234th
669th703rd
180th
550th525th
893rd
847th
Smith Numbers
476th
396th659th
210th
140th
209th441st785th
472nd
211th367th
851st116th
223rd
238th448th
858th
271st
Spelling Numbers
385th92nd
59th1st542nd
411th
460th
295th484th
699th
519th
Star Wars GPT
76th
185th114th
243rd
276th
253rd221st
47th
102nd
189th
Star Wars Opening Crawl
274th
202nd
207th
360th
267th139th
95th
149th
317th
110th
220th
Sudoku
343rd
207th
189th
3rd
91st
201st
203rd
Sudoku (Fill-in)
394th
170th
12th
217th
84th40th
124th
79th
Ten-pin Bowling
348th
271st
198th
296th514th
359th
214th
Tic-tac-toe
178th149th
304th
67th174th
177th
210th
60th
371st
86th58th
101st
203rd
59th379th
Time Distance
516th
139th
525th
410th
487th500th
434th
133rd
572nd
128th
201st
Tongue-twisters
1,434th
524th
296th140th
501st
437th612th
474th
452nd
262nd
142nd
171st163rd
422nd467th
383rd
443rd305th
183rd
121st
Topological Sort
187th
101st
217th
150th
46th
175th
277th
91st
Transpose Sentence
615th
364th333rd
65th
117th396th
536th
304th301st1st
626th
516th109th
30th272nd
78th
252nd170th
629th
386th
Trinomial Triangle
225th
301st
235th68th
1st202nd
161st
329th
United States
534th395th
378th
157th
247th
73rd71st
102nd
1,287th
256th
108th
639th
Vampire Numbers
487th308th
186th
190th
220th
281st
84th
393rd
410th244th
397th
228th
166th
216th
644th
179th
Van Eck Sequence
656th
936th833rd
366th
453rd
801st
641st
234th
792nd
687th142nd
598th504th
50th
637th700th
836th
462nd
Zeckendorf Representation
454th
397th566th
304th
451st
152nd
466th
54th376th
291st
29th
555th
201st
386th
Zodiac Signs
293rd
33rd
230th
💎
260th133rd
203rd
11th
345th
γ
230th
139th300th929th
1,017th
897th
185th
159th1st
926th
338th
221st
210th
λ
1,051st
318th282nd467th246th1,174th168th
125th421st206th
139th
288th122nd347th1,236th68th
186th
256th
413th456th
203rd
103rd
π
440th740th
339th
646th428th
759th
322nd
388th760th23rd
770th
179th
153rd
695th866th
1,284th
644th
τ
429th666th
258th
605th397th
648th
273rd
367th651st25th
644th
131st
160th
654th
946th
575th
φ
1,599th
618th765th
402nd
518th657th
498th894th290th
561st856th99th
762nd
15th
344th
742nd
1,144th
675th
√2
1,769th
990th693rd
216th
556th613th
751st331st435th
401st920th1,034th155th
300th
13th
40th
628th
1,307th
689th
𝑒
926th
1,120th912th
235th
643rd548th
760th
558th
1,116th
473rd1,013th17th
931st
215th
65th2,187th
536th899th
1,302nd
510th