12 Days of Christmas
231st1,338th112th730th444th764th96th
143rd
472nd206th
528th1,194th123rd178th
104th14th
906th553rd665th170th
1,788th493rd184th
65th347th
367th324th
62nd
407th219th
24 Game
174th88th196th147th161st
58th
32nd
12th
35th
148th5th
160th
67th
130th
25th
11th170th
99 Bottles of Beer
422nd438th174th242nd151st85th404th
203rd
110th239th
537th
78th
47th8th
312th
886th
232nd446th
272nd
256th
101st
Abundant Numbers
487th265th208th374th155th222nd228th673rd149th
88th273rd284th
256th
235th1st223rd99th
1,260th157th94th287th41st12th310th141st212th423rd292nd90th359th39th623rd32nd334th192nd338th135th392nd161st
219th296th
Abundant Numbers (Long)
1,311th431st493rd1,212th332nd884th797th313th94th
79th684th427th
736th1st189th119th
262nd773rd197th407th40th12th475th292nd646th
917th
204th503rd446th598th154th
277th
757th498th
Arabic to Roman
283rd
359th
637th
239th143rd261st22nd
302nd295th
76th
234th
410th96th
264th
522nd
223rd1st
357th
350th
Arithmetic Numbers
602nd777th439th254th56th292nd151st
82nd
41st310th302nd
326th
75th
123rd294th6th
318th
141st897th
508th
105th34th
19th
467th
723rd789th
Arrows
91st224th248th270th166th103rd267th
32nd
246th201st393rd
87th
422nd
236th118th115th
215th
158th
129th
13th
265th
342nd
184th251st
Ascending Primes
305th155th104th143rd57th173rd118th
68th
212th169th137th
146th
61st44th
240th
342nd
330th
18th
265th307th
122nd
136th235th
ASCII Table
257th213th77th352nd119th367th360th249th28th
204th348th184th
102nd
61st
189th226th88th
245th
3rd
302nd49th174th
263rd
225th269th
Billiards
279th229th56th240th270th196th44th
286th
95th
166th
51st92nd
108th
295th
234th
197th
225th
253rd
brainfuck
845th
127th854th
679th164th
205th
511th
643rd12th
67th
230th
Calendar
263rd
226th
253rd
140th
173rd223rd
2nd
211th
Card Number Validation
184th193rd84th387th
413th
277th
347th412th
217th
60th
269th16th
122nd
348th
250th225th
105th
183rd
298th202nd
Catalan Numbers
715th
339th676th348th
204th
358th450th728th
423rd
660th12th327th244th264th
392nd155th
229th
1,040th
431st
42nd
131st
587th
683rd
Catalan’s Constant
233rd
127th
170th
176th
293rd
124th
103rd
291st201st
3rd
196th
152nd
227th182nd
109th
173rd
120th
Christmas Trees
150th
144th1,027th530th
229th
350th
78th470th
476th
124th
420th9th270th464th
312th122nd339th
171st
289th600th216th43rd74th
853rd
146th138th
Collatz
374th433rd237th610th167th354th473rd
101st
322nd423rd
643rd
730th579th
196th6th138th891st
1,136th365th286th
1,182nd60th
484th445th217th122nd435th
539th
1,100th1,747th
Continued Fractions
111th
258th194th
154th
151st114th
9th
59th
CSS Colors
264th154th215th406th
354th316th
112th
328th
76th
259th
238th
309th150th
1st
274th42nd
147th
166th396th
244th
Cubes
398th207th44th
117th
277th
173rd
252nd4th109th
315th119th
279th
229th
133rd
156th
Day of Week
764th995th759th335th243rd489th585th590th311th
576th663rd613th562nd
373rd
417th
443rd
694th295th152nd391st
436th
449th
678th
272nd1st
67th282nd549th216th997th
955th
839th846th
DFA Simulator
295th
95th
47th
121st116th
42nd
150th
Diamonds
72nd134th142nd632nd246th626th127th
171st
403rd112th
283rd
119th
223rd24th
77th
222nd
49th
61st
14th
153rd
Divisors
1,584th1,017th944th1,313th484th1,481st837th1,606th667th
723rd2,249th978th915th
1,012th
997th1,272nd
832nd503rd
929th492nd364th716th
1,300th567th1,287th2,023rd1,325th761st2,193rd702nd
28th555th381st426th601st
808th
1,698th1,076th
Emirp Numbers
513th
845th59th108th467th648th477th462nd
310th278th167th481st297th137th
191st
272nd
133rd94th266th
1st
306th
79th245th175th228th202nd35th213th323rd254th
581st
Emirp Numbers (Long)
817th451st448th521st422nd477th697th
116th
490th
347th
253rd
418th505th
1st
362nd
37th
72nd97th
507th
Emojify
134th161st
123rd131st
37th
60th102nd
306th
56th
62nd30th194th
93rd
3rd
147th
Evil Numbers
1,225th1,904th622nd833rd350th462nd592nd670th403rd495th377th774th605th705th966th666th518th
451st
728th389th200th627th362nd193rd478th366th1st583rd398th483rd861st774th962nd345th1,147th644th50th1,262nd1,234th412th370th811th437th723rd600th639th
Evil Numbers (Long)
892nd783rd481st319th270th304th388th445th278th396th259th594th396th
357th
468th
478th867th87th611th335th109th1,213th1,022nd1st895th565th880th871st
799th544th247th497th46th1,065th1,426th914th697th
439th584th558th695th
Factorial Factorisation
204th218th241st211th174th128th172nd
240th
134th219th
270th
155th
144th32nd201st
47th
164th
10th
280th
Farey Sequence
344th292nd150th230th125th177th401st
66th
479th216th164th234th
251st
172nd
138th39th
441st279th395th223rd256th
377th
5th
517th423rd
193rd
262nd308th
Fibonacci
2,263rd2,326th1,279th374th467th672nd2,400th
2,742nd
410th1,964th1,181st2,127th
4,862nd1,123rd786th1st2,116th434th3,030th
510th236th2,044th537th
2,490th552nd2,624th2,241st2,875th2,113th403rd1,304th1,287th46th3,819th222nd1,209th758th
2,174th2,193rd1,099th3,101st
Fizz Buzz
1,363rd3,798th1,493rd704th3,427th1,505th1,728th2,045th1,440th1,562nd4,093rd2,085th2,543rd3,510th
3,330th2,749th1,303rd1,531st1,355th
2,010th758th141st724th1,733rd4,717th2,081st1,280th4,418th2,644th4,712th2,092nd625th26th
63rd1,538th125th544th3,206th
1,343rd2,649th2,751st2,031st
Foo Fizz Buzz Bar
433rd1,166th662nd1,556th1,169th1,236th695th
338th
595th551st757th
659th502nd479th453rd
371st606th375th785th1,241st
1,633rd
568th307th272nd
9th466th235th668th
546th1,542nd
1,536th
Forsyth–Edwards Notation
64th374th151st352nd
252nd80th
326th
132nd
292nd
170th
167th32nd172nd
161st
8th
Fractions
303rd561st412th311th687th266th403rd388th203rd
398th
284th
513th
240th161st
225th
490th
832nd
96th
10th729th
383rd
717th
Game of Life
211th322nd86th
142nd
288th
214th
350th
399th
55th111th
268th1st
213th
148th
179th
Gijswijt’s Sequence
224th112th79th
205th
181st
191st
212th105th
103rd
104th
201st118th
278th
52nd
226th
107th
272nd
169th
80th97th
Gray Code Decoder
290th
302nd
51st
111th
75th
201st
90th
125th
344th
169th
Gray Code Encoder
537th427th397th
275th
175th343rd336th
295th
240th140th
204th
53rd
33rd
325th
266th
Happy Numbers
281st840th854th487th439th765th453rd419th183rd
210th728th466th362nd566th398th220th
375th131st479th292nd
333rd232nd99th321st158th1st834th
543rd
923rd191st255th347th34th530th
110th243rd881st315th
910th694th
Happy Numbers (Long)
207th672nd301st314th134th434th176th
182nd
105th297th255th
193rd59th318th161st
153rd50th235th92nd16th683rd808th
442nd684th344th
40th
77th
378th
440th
Hexdump
481st394th202nd471st
539th269th
81st
172nd
213th
315th186th
18th
5th
Hilbert Curve
145th
119th
150th
165th
53rd
Intersection
716th346th283rd617th185th616th231st
163rd
266th
98th
134th96th
61st140th176th
54th
235th
667th
Inventory Sequence
230th402nd137th144th225th177th552nd
161st
52nd249th
214th
315th
123rd203rd
7th
104th149th
110th
36th
23rd
ISBN
78th631st198th661st469th559th436th
448th
381st286th
172nd
522nd
145th
92nd34th
63rd
168th
180th201st
279th
Jacobi Symbol
412th
248th285th329th271st94th
198th
270th
13th
255th
194th103rd
141st
256th
Kaprekar Numbers
266th83rd58th46th55th51st61st
259th
103rd97th
130th
81st24th
105th
314th
164th
255th
101st
Kolakoski Constant
130th227th148th
114th76th107th
120th
253rd
77th
194th139th
150th
93rd
156th
11th208th
90th
246th
Kolakoski Sequence
250th536th222nd388th195th260th755th
381st
115th246th288th
236th
218th93rd35th
134th146th
139th1st
170th
184th86th
155th
58th163rd
453rd
550th207th
Leap Years
938th2,396th808th257th911th527th563rd420th281st
75th876th518th352nd575th1,287th201st
562nd
251st230th1,086th
687th96th553rd715th
1,465th356th1,371st1,691st2,241st732nd442nd20th786th189th477th1,922nd584th1,128th
1,597th416th1,623rd221st
Levenshtein Distance
432nd520th340th
297th
158th
116th199th
101st
526th
243rd
531st284th
291st
76th
49th229th
3rd
219th
190th
Leyland Numbers
699th
473rd
428th
169th
665th
354th
204th
614th146th164th
359th
25th405th
539th
344th
ln 2
262nd
332nd445th308th473rd258th
156th
349th
212th
402nd205th
108th
285th
3rd291st
28th547th
196th295th
303rd
304th
Look and Say
889th245th1,005th
851st81st
559th
114th422nd
182nd276th
626th33rd283rd
394th
11th650th
473rd
134th
Lucky Numbers
378th
117th290th362nd346th422nd
81st
293rd338th236th
139th
134th
209th266th
331st
183rd405th
34th320th
247th
Lucky Tickets
173rd
388th
156th
79th
246th
330th
143rd
320th57th
13th
176th
300th
Mahjong
25th
131st
122nd22nd
151st
Mandelbrot
48th132nd86th183rd70th289th230th
162nd
37th95th102nd
347th
55th
142nd107th
60th131st
59th
75th
52nd
89th
Maze
221st
149th
327th55th
159th70th
97th
145th
Medal Tally
204th
214th
386th
263rd
154th
343rd
233rd168th167th
108th
Minesweeper
137th120th117th
54th
51st
166th
87th
143rd26th
77th
Morse Decoder
92nd
110th
78th
26th
76th67th
90th
50th18th
6th
74th
116th
Morse Encoder
87th101st62nd
96th
166th
104th
122nd
134th
59th
40th10th
154th
71st
19th
54th
95th
Multitap Input
261st
155th53rd
121st
147th
17th
124th
90th65th
101st
Musical Chords
336th
154th
186th
146th
150th
168th32nd
164th
126th
N Queens
284th258th182nd233rd243rd304th32nd
171st
205th
216th
145th
230th17th
195th142nd
265th
114th
167th
201st
Niven Numbers
648th1,100th497th263rd405th617th678th1,043rd464th
284th1,066th938th921st1,426th1,029th779th1,278th1,002nd1st833rd379th
664th883rd136th1,777th339th1st758th442nd553rd1,226th1,197th128th838th121st975th50th513th107th1,243rd519th1,674th590th908th794th860th
Niven Numbers (Long)
293rd567th438th335th247th287th346th
222nd
90th577th842nd778th1,171st596th412th662nd504th20th426th319th
366th304th151st
195th1st438th770th467th646th652nd80th888th312th551st57th341st46th106th348th
458th476th532nd1,272nd
Number Spiral
494th104th69th41st233rd245th511th
324th
64th81st
101st
270th
216th229th
287th200th
299th
308th
301st
126th
Odious Numbers
1,214th1,831st565th488th253rd665th781st553rd302nd398th229th865th510th583rd855th568th382nd
346th
578th271st157th426th262nd190th378th248th1st476th266th334th736th595th1,249th716th974th496th48th1,222nd820th315th276th692nd305th494th480th546th
Odious Numbers (Long)
1,461st676th467th276th229th375th352nd384th221st311th209th630th359th
289th
405th
414th682nd135th554th262nd159th
982nd1st584th498th592nd859th
968th960th196th449th46th1,290th1,268th848th692nd
345th515th471st675th
Ordinal Numbers
141st706th548th439th868th521st585th403rd533rd
178th412th500th
628th
389th
552nd50th
720th201st
159th675th259th
287th275th116th103rd
128th460th
754th
PalindromemordnilaP
326th511th
394th
306th200th107th
261st
111th
201st72nd124th
490th
39th255th
16th
51st88th
512th
428th
Pangram Grep
449th760th999th
1,109th
599th537th169th
1,043rd
152nd
1,378th
456th1st279th194th
438th108th
144th
296th
222nd
738th
75th421st159th282nd267th
Partition Numbers
76th149th104th245th140th240th130th
38th
191st179th
122nd
164th
100th63rd
94th
33rd157th
11th36th
54th
184th
Pascal’s Triangle
976th470th517th894th634th791st549th
199th
1,102nd798th
492nd
510th
500th
1st458th892nd536th353rd361st1st922nd326th
642nd437th525th587th
53rd223rd120th151st991st
428th
694th1,196th
Pernicious Numbers
647th874th509th293rd397th592nd620th1,132nd371st
269th905th745th826th1,085th863rd796th965th765th1st669th1,041st113th998th520th163rd943rd361st
815th454th558th974th925th241st335th139th834th42nd719th203rd220th479th1,203rd436th635th725th695th
Pernicious Numbers (Long)
997th886th
785th193rd555th620th443rd132nd
81st492nd
150th
659th
202nd
1st
213th635th
278th
282nd
488th
561st73rd411th35th
181st242nd
269th
Poker
261st
288th
81st
252nd
291st238th
75th
48th
Polyominoes
39th57th26th
145th146th126th
125th
94th
118th122nd
40th
121st
62nd
Prime Numbers
1,453rd1,519th928th1,264th698th1,213th735th751st522nd
443rd1,740th1,496th709th1,155th
246th
586th1,704th798th355th1st662nd505th181st623rd776th1st849th400th633rd2,056th
341st1,147th1,014th676th122nd515th229th272nd428th945th1,130th
835th751st
Prime Numbers (Long)
1,356th1,085th756th858th806th840th1,106th700th438th
522nd747th888th
774th175th
851st581st687th417th1st721st1,037th201st1,154th381st1st604th546th669th
1,168th1,147th696th
110th387th928th333rd475th
881st
1,130th624th
Proximity Grid
177th
183rd
147th
202nd87th175th
122nd
151st9th
193rd
97th
37th
QR Decoder
39th69th32nd92nd130th94th124th
154th
193rd82nd
35th
142nd54th
26th
147th
192nd
Quine
3,676th2,633rd2,629th4,273rd1,540th4,099th
1,955th2,916th664th3,188th1,945th2,820th1,824th2,291st2,793rd4,910th629th1,655th154th2,062nd747th2,010th1,996th1,615th251st1,731st1,479th1st2,854th1,353rd1,763rd1,960th1,801st560th3,119th653rd1,898th171st
617th486th1,457th
3,371st1,786th3,878th
Recamán
204th438th298th343rd255th118th102nd
332nd
236th371st
493rd
578th870th
181st62nd170th
106th
443rd
38th
150th
185th
572nd
Repeating Decimals
120th
57th
203rd
85th
127th189th
20th
1st13th
163rd
Reverse Polish Notation
870th
278th
413th
284th
427th
1st
658th73rd
56th582nd
83rd
Reversi
260th
130th
138th
98th93rd
51st
159th17th
269th
103rd
70th
Rijndael S-box
235th
46th
279th
292nd
151st
14th
168th
274th218th
73rd
119th
217th
Rock-paper-scissors-Spock-lizard
417th392nd150th
98th
69th
140th
48th
220th17th
38th
74th
277th
Roman to Arabic
425th534th291st697th596th729th337th
275th
159th374th254th
25th
321st
218th
449th304th205th583rd
362nd521st
168th97th
47th1st
186th514th
294th
209th367th
ROT13
407th555th
795th
304th
323rd
520th
216th
546th267th
90th130th
11th278th144th79th
Rule 110
201st238th210th414th
395th181st
61st
54th202nd
360th
99th
378th43rd180th
159th
272nd
3rd
18th375th
161st
Scrambled Sort
338th
398th
206th
343rd
192nd
193rd243rd
32nd
Set
275th
183rd
243rd
142nd
372nd183rd
51st
45th
Seven Segment
330th171st372nd73rd199th105th170th
233rd
45th195th
94th
290th
127th49th
58th
308th
39th
55th
273rd
SI Units
162nd
22nd
177th251st
77th
Sierpiński Triangle
96th146th77th32nd70th100th189th215th55th
40th140th136th
213th
53rd
93rd7th135th465th
250th192nd
14th44th72nd
63rd207th
60th235th
156th
306th89th
Smith Numbers
358th177th64th369th284th451st205th
197th
407th137th
239th
62nd
332nd93rd
264th
483rd
199th406th
158th
327th
Spelling Numbers
460th
246th
420th
279th86th173rd1st
330th
583rd114th180th
117th
Star Wars GPT
210th
110th
247th65th
5th
139th
Star Wars Opening Crawl
42nd
62nd
71st
277th32nd
28th
105th
Sudoku
75th
88th
202nd161st
44th
107th
Sudoku (Fill-in)
41st
144th
50th
113th36th
117th
5th
Ten-pin Bowling
343rd
272nd
102nd117th45th
60th100th
73rd
94th23rd
56th
21st
36th
215th
Tic-tac-toe
233rd158th
86th
178th
160th
291st
62nd
200th40th
222nd
131st
98th
52nd
318th
Time Distance
234th
77th277th283rd299th105th
73rd
25th
173rd7th
82nd
170th
Tongue-twisters
74th
180th186th154th
208th
149th
56th280th159th
83rd
23rd214th
110th67th
111th
88th
49th195th
7th129th284th251st
119th
Topological Sort
51st
172nd
202nd
162nd38th
128th
151st
126th
Tower of Hanoi
77th243rd81st64th272nd156th361st
34th465th253rd199th169th
569th559th
151st
126th
113th22nd
51st
90th45th
427th285th109th183rd55th
13th424th358th328th138th
97th446th104th346th
Transpose Sentence
724th375th333rd
665th
369th
142nd
225th
315th
1st505th151st
304th59th123rd
42nd
66th212th
475th506th
Trinomial Triangle
233rd
277th
96th
112th
374th210th
13th
57th
United States
359th233rd
55th104th
218th
237th356th
59th
370th108th
322nd
136th2nd
82nd
Vampire Numbers
293rd122nd526th
514th289th
185th
52nd
471st338th
113th
143rd
Van Eck Sequence
426th444th236th326th505th247th244th
251st
495th478th
547th
301st
445th41st
141st
293rd
13th
63rd684th
353rd
185th
Zeckendorf Representation
343rd303rd196th284th186th106th
274th
245th261st
249th
123rd
108th25th
376th
221st
17th
250th
211th
242nd
Zodiac Signs
27th312th108th248th
284th127th
165th
31st244th
219th
149th
132nd25th
35th
52nd
88th
γ
125th162nd225th
257th
339th
345th219th
1st
138th
134th
315th
198th
λ
149th143rd
166th
174th
141st
171st144th
235th
382nd168th
211th
79th
101st209th
91st
193rd
π
257th612th240th472nd242nd447th370th
386th
275th
341st325th186th
565th233rd
23rd
285th532nd
200th191st
165th280th580th142nd403rd
294th
296th
τ
248th556th284th448th280th420th289th
320th
241st
291st333rd251st
477th98th
25th
296th
139th228th
168th271st530th196th397th
318th
299th
φ
396th686th423rd358th392nd637th278th
199th
486th400th
569th448th185th257th162nd
536th144th
100th
521st
15th306th
337th38th582nd440th86th566th
398th
565th
√2
428th743rd474th509th619th717th341st
231st
490th435th
353rd
209th316th
296th213th
167th
579th486th
13th395th
546th40th582nd151st158th677th
426th
460th
𝑒
715th575th389th436th475th441st455th320th230th
345th
567th
512th483rd1st
470th183rd
19th
491st
264th388th
69th394th
174th623rd
690th
482nd