12 Days of Christmas
231st1,333rd112th728th443rd762nd96th
143rd
471st206th
526th1,178th122nd178th
104th14th
903rd552nd663rd170th
1,786th492nd184th
65th345th
366th323rd
62nd
406th219th
24 Game
178th88th197th143rd162nd
54th
31st
12th
38th
145th6th
166th
66th
128th
25th
11th171st
99 Bottles of Beer
421st441st171st242nd148th85th404th
201st
110th237th
535th
78th
46th8th
314th
880th
231st444th
271st
254th
103rd
Abundant Numbers
486th265th208th375th155th222nd228th674th149th
88th273rd284th
308th
235th1st223rd99th
1,260th157th94th287th41st12th311th141st212th424th292nd90th358th39th624th32nd333rd192nd337th135th393rd161st
219th296th
Abundant Numbers (Long)
1,311th435th495th1,213th331st885th799th312th94th
79th686th431st
741st1st189th119th
262nd775th197th406th40th12th477th292nd648th
915th
204th505th450th600th154th
277th
762nd500th
Arabic to Roman
278th
359th
632nd
246th143rd257th22nd
301st293rd
76th
234th
405th96th
265th
519th
220th1st
355th
353rd
Arithmetic Numbers
594th772nd439th254th56th294th158th
83rd
41st308th300th
320th
76th
123rd292nd6th
317th
142nd878th
497th
103rd34th
19th
479th
716th784th
Arrows
96th230th250th269th166th112th268th
32nd
244th200th392nd
90th
423rd
232nd121st136th
211th
158th
133rd
6th
261st
343rd
188th249th
Ascending Primes
306th155th104th143rd57th173rd118th
68th
210th169th137th
146th
61st44th
240th
343rd
330th
18th
265th308th
122nd
136th234th
ASCII Table
258th213th80th349th119th360th363rd250th28th
206th353rd185th
105th
62nd
187th225th88th
241st
3rd
300th49th170th
264th
224th267th
Billiards
277th236th62nd240th268th197th44th
282nd
104th
162nd
49th83rd
108th
296th
230th
198th
225th
251st
brainfuck
840th
124th849th
679th164th
199th
511th
640th12th
65th
227th
Calendar
258th
222nd
249th
132nd
161st216th
2nd
204th
Card Number Validation
183rd202nd87th383rd
409th
272nd
359th415th
216th
64th
270th16th
121st
350th
244th225th
104th
179th
299th203rd
Catalan Numbers
712th
337th667th346th
202nd
356th449th725th
421st
651st12th325th242nd262nd
390th153rd
227th
1,036th
430th
42nd
129th
585th
674th
Catalan’s Constant
233rd
127th
168th
175th
293rd
124th
103rd
291st201st
3rd
196th
152nd
227th181st
109th
172nd
120th
Christmas Trees
156th
144th1,020th527th
235th
350th
78th467th
473rd
126th
418th9th270th463rd
312th122nd338th
177th
289th619th213th43rd73rd
855th
146th138th
Collatz
373rd432nd235th607th166th354th472nd
101st
321st422nd
639th
726th577th
196th6th138th887th
1,129th364th284th
1,175th60th
483rd444th216th122nd434th
537th
1,092nd1,741st
Continued Fractions
112th
253rd188th
151st
149th116th
7th
59th
CSS Colors
285th151st220th403rd
355th318th
112th
328th
76th
254th
241st
304th149th
1st
269th42nd
145th
165th393rd
244th
Cubes
397th211th44th
117th
278th
174th
252nd4th106th
316th115th
280th
228th
131st
159th
Day of Week
757th993rd769th333rd241st487th583rd590th293rd
553rd661st612th561st
372nd
404th
454th
695th316th151st423rd
433rd
440th
684th
270th1st
67th280th574th214th994th
953rd
835th859th
DFA Simulator
293rd
97th
47th
123rd112th
41st
147th
Diamonds
74th134th144th626th243rd621st130th
166th
403rd114th
280th
121st
221st24th
77th
217th
50th
61st
14th
153rd
Divisors
1,588th1,021st941st1,316th483rd1,485th834th1,610th664th
720th2,249th987th912th
945th
1,006th1,277th
829th502nd
926th491st364th713th
1,303rd565th1,290th2,023rd1,330th758th2,194th699th
28th553rd381st426th599th
805th
1,702nd1,080th
Emirp Numbers
511th
843rd59th108th465th646th475th460th
309th277th167th479th296th133rd
190th
271st
147th94th265th
1st
305th
79th244th173rd227th201st35th212th322nd253rd
579th
Emirp Numbers (Long)
812th451st448th517th419th475th693rd
116th
487th
346th
250th
415th502nd
1st
361st
37th
72nd96th
504th
Emojify
139th162nd
124th131st
37th
60th103rd
304th
57th
62nd29th192nd
95th
3rd
146th
Evil Numbers
1,223rd1,901st626th833rd350th462nd592nd670th403rd495th377th774th609th705th966th605th518th
451st
728th389th199th631st362nd192nd478th366th1st583rd398th483rd861st774th962nd345th1,148th648th50th1,262nd1,232nd412th370th811th437th723rd600th643rd
Evil Numbers (Long)
894th781st481st319th270th304th388th445th278th396th259th594th396th
357th
468th
478th869th86th611th335th108th1,215th1,023rd1st897th565th882nd873rd
798th544th247th497th46th1,066th1,427th912th698th
439th584th558th696th
Factorial Factorisation
200th218th241st210th170th129th173rd
238th
135th216th
267th
154th
142nd32nd199th
47th
163rd
11th
285th
Farey Sequence
342nd291st150th228th125th177th399th
66th
475th214th164th232nd
249th
172nd
138th39th
438th278th393rd221st254th
375th
5th
513th421st
190th
268th307th
Fibonacci
2,261st2,323rd1,280th373rd466th670th2,398th
2,744th
409th1,963rd1,182nd2,126th
4,857th1,128th783rd1st2,115th433rd3,038th
508th236th2,043rd535th
2,488th550th2,624th2,241st2,877th2,112th402nd1,305th1,288th46th3,817th222nd1,210th755th
2,173rd2,192nd1,095th3,099th
Fizz Buzz
1,360th3,795th1,492nd700th3,425th1,504th1,727th2,044th1,438th1,561st4,090th2,084th2,541st3,508th
3,328th2,747th1,300th1,530th1,352nd
2,009th754th139th720th1,732nd4,713th2,080th1,277th4,415th2,642nd4,709th2,091st622nd26th
62nd1,537th123rd542nd3,205th
1,340th2,647th2,749th2,030th
Foo Fizz Buzz Bar
433rd1,163rd661st1,551st1,164th1,231st742nd
338th
594th563rd756th
655th502nd481st453rd
371st605th375th785th1,238th
1,631st
567th305th272nd
9th472nd235th664th
546th1,539th
1,532nd
Forsyth–Edwards Notation
64th377th156th352nd
251st82nd
324th
132nd
290th
170th
166th32nd172nd
160th
8th
Fractions
306th570th413th299th679th266th399th383rd205th
401st
276th
512th
239th161st
224th
490th
829th
96th
10th724th
396th
720th
Game of Life
215th324th93rd
137th
286th
206th
350th
398th
55th107th
269th1st
210th
143rd
171st
Gijswijt’s Sequence
224th112th79th
205th
180th
190th
212th105th
103rd
104th
201st118th
277th
52nd
226th
107th
271st
169th
80th97th
Gray Code Decoder
299th
296th
51st
106th
77th
186th
93rd
124th
331st
182nd
Gray Code Encoder
523rd434th396th
301st
170th336th329th
289th
234th135th
198th
52nd
32nd
322nd
260th
Happy Numbers
279th837th851st486th438th763rd452nd418th181st
208th728th465th361st565th397th218th
374th130th478th290th
332nd230th98th320th157th1st831st
542nd
923rd189th253rd346th34th529th
109th241st881st314th
910th694th
Happy Numbers (Long)
206th667th299th313th133rd434th175th
181st
105th295th253rd
192nd59th317th159th
151st50th233rd92nd16th678th805th
442nd679th344th
40th
77th
377th
440th
Hexdump
476th393rd198th465th
534th269th
79th
172nd
211th
310th183rd
18th
5th
Hilbert Curve
152nd
126th
157th
173rd
51st
Intersection
707th414th284th615th173rd610th236th
160th
276th
97th
140th94th
58th133rd159th
54th
234th
665th
Inventory Sequence
230th402nd137th144th225th177th550th
161st
52nd249th
214th
314th
123rd203rd
7th
104th149th
110th
36th
23rd
ISBN
78th627th198th657th467th552nd442nd
445th
385th284th
172nd
527th
147th
93rd34th
63rd
167th
177th203rd
269th
Jacobi Symbol
409th
245th284th327th265th276th
282nd
272nd
13th
257th
187th295th
207th
254th
Kaprekar Numbers
263rd82nd57th46th55th51st60th
257th
102nd96th
128th
80th23rd
104th
312th
162nd
253rd
100th
Kolakoski Constant
130th225th147th
116th77th104th
118th
250th
73rd
191st139th
149th
94th
159th
12th206th
90th
235th
Kolakoski Sequence
250th534th222nd388th195th261st754th
381st
115th246th288th
236th
218th93rd35th
134th146th
139th1st
170th
184th86th
155th
58th163rd
452nd
548th207th
Leap Years
1,063rd2,001st206th328th375th289th488th566th368th
71st409th318th252nd718th608th228th
594th
313th269th1,214th
358th103rd704th85th
498th470th824th1,793rd1,372nd867th407th20th395th215th646th2,032nd729th1,252nd
578th563rd919th261st
Levenshtein Distance
432nd523rd344th
303rd
157th
116th198th
100th
522nd
242nd
529th278th
289th
76th
49th225th
3rd
218th
189th
Leyland Numbers
696th
472nd
427th
168th
662nd
353rd
203rd
613th146th164th
358th
25th404th
538th
343rd
ln 2
262nd
332nd445th308th473rd258th
156th
349th
212th
400th205th
108th
285th
3rd291st
28th547th
196th295th
303rd
304th
Look and Say
884th242nd999th
822nd81st
555th
114th416th
182nd274th
622nd33rd284th
391st
11th646th
472nd
134th
Lucky Numbers
378th
117th289th362nd346th422nd
81st
292nd337th236th
137th
132nd
209th266th
330th
183rd404th
34th319th
247th
Lucky Tickets
182nd
385th
155th
79th
245th
328th
144th
318th57th
13th
170th
301st
Mahjong
25th
129th
120th23rd
146th
Mandelbrot
48th131st87th179th78th287th231st
161st
37th96th110th
345th
55th
141st105th
60th130th
59th
71st
52nd
90th
Maze
221st
144th
358th58th
165th67th
93rd
138th
Medal Tally
205th
215th
382nd
262nd
147th
341st
230th165th164th
101st
Minesweeper
133rd134th119th
64th
51st
168th
84th
141st25th
72nd
Morse Decoder
93rd
108th
77th
26th
76th68th
91st
54th18th
6th
71st
117th
Morse Encoder
87th104th65th
91st
164th
101st
125th
133rd
55th
39th10th
155th
69th
18th
52nd
96th
Multitap Input
255th
154th51st
115th
148th
17th
121st
85th68th
93rd
Musical Chords
315th
113th
166th
126th
65th
152nd23rd
150th
79th
N Queens
283rd257th182nd232nd242nd303rd32nd
171st
205th
216th
145th
229th17th
195th141st
264th
114th
167th
201st
Niven Numbers
648th1,105th498th263rd406th617th678th1,049th465th
284th1,069th958th941st1,434th860th779th1,283rd1,022nd1st833rd380th
664th903rd136th1,620th339th1st758th443rd553rd1,231st1,202nd128th838th121st995th50th513th107th1,248th519th1,681st590th928th794th880th
Niven Numbers (Long)
298th573rd446th336th245th280th347th
221st
90th583rd847th783rd1,172nd533rd416th713th506th20th437th320th
367th290th150th
194th1st446th761st468th644th650th80th881st309th559th57th342nd46th106th358th
430th488th549th1,275th
Number Spiral
494th108th71st40th232nd245th509th
322nd
64th81st
100th
271st
214th228th
289th200th
297th
306th
299th
126th
Odious Numbers
1,210th1,828th568th488th253rd665th782nd556th302nd398th229th865th510th583rd855th527th382nd
346th
578th271st156th426th262nd189th378th248th1st476th266th334th736th595th1,245th716th972nd496th48th1,218th820th315th276th692nd305th494th480th549th
Odious Numbers (Long)
1,460th676th467th276th229th375th352nd384th221st311th209th630th359th
289th
405th
414th682nd134th554th262nd158th
983rd1st584th498th592nd859th
969th960th196th449th46th1,290th1,267th848th693rd
345th515th471st675th
Ordinal Numbers
140th713th550th441st872nd523rd586th404th533rd
176th416th506th
629th
400th
556th50th
733rd199th
158th676th261st
286th279th116th102nd
127th463rd
758th
PalindromemordnilaP
331st510th
391st
304th214th102nd
262nd
109th
198th72nd136th
485th
39th253rd
16th
51st88th
505th
432nd
Pangram Grep
453rd762nd1,005th
1,107th
604th543rd167th
1,049th
150th
1,385th
457th1st289th190th
432nd107th
140th
295th
205th
726th
74th423rd158th276th261st
Partition Numbers
76th148th104th241st138th236th129th
38th
191st179th
121st
164th
100th63rd
94th
33rd157th
11th36th
54th
184th
Pascal’s Triangle
975th469th516th893rd638th788th553rd
198th
1,101st796th
491st
509th
499th
1st457th890th535th352nd360th1st921st325th
546th436th524th591st
53rd222nd119th150th990th
427th
694th1,196th
Pernicious Numbers
646th879th508th292nd396th591st619th1,137th370th
268th910th761st842nd1,090th744th812th970th781st1st668th1,047th112th1,003rd519th162nd948th360th
831st453rd557th979th930th240th334th138th850th41st718th202nd219th478th1,199th435th634th724th694th
Pernicious Numbers (Long)
992nd881st
782nd191st546th613th436th130th
81st476th
148th
652nd
201st
1st
214th627th
258th
278th
472nd
552nd73rd406th35th
179th238th
267th
Poker
258th
286th
81st
250th
290th233rd
74th
47th
Polyominoes
39th60th26th
143rd146th124th
122nd
95th
116th120th
40th
117th
58th
Prime Numbers
1,451st1,517th916th1,263rd698th1,212th723rd739th521st
441st1,741st1,494th709th1,154th
245th
585th1,705th786th353rd1st661st504th180th622nd764th1st837th398th632nd2,050th
339th1,146th1,013th675th122nd514th228th271st426th932nd1,129th
823rd739th
Prime Numbers (Long)
1,345th1,076th749th849th800th835th1,096th693rd435th
518th742nd876th
758th173rd
865th576th681st414th1st716th1,029th199th1,144th378th1st599th541st663rd
1,168th1,137th702nd
110th384th923rd330th472nd
884th
1,120th619th
Proximity Grid
174th
185th
144th
199th90th176th
119th
147th9th
191st
93rd
37th
QR Decoder
38th68th34th89th127th92nd121st
150th
190th80th
36th
141st52nd
27th
144th
193rd
Quine
3,658th2,624th2,620th4,254th1,534th4,079th
1,950th2,904th661st3,174th1,940th2,812th1,819th2,289th2,779th4,876th626th1,649th154th2,056th744th2,005th1,955th1,609th250th1,714th1,471st1st2,841st1,348th1,757th1,962nd1,796th557th3,104th650th1,906th171st
614th485th1,449th
3,354th1,781st3,857th
Recamán
204th435th297th342nd254th118th102nd
331st
236th367th
490th
575th867th
181st62nd170th
106th
440th
38th
150th
194th
569th
Repeating Decimals
122nd
57th
204th
86th
124th186th
17th
1st13th
168th
Reverse Polish Notation
867th
292nd
440th
280th
417th
1st
657th73rd
56th594th
84th
Reversi
256th
129th
138th
106th94th
53rd
158th17th
265th
97th
65th
Rijndael S-box
231st
46th
276th
289th
150th
14th
167th
271st215th
71st
118th
214th
Rock-paper-scissors-Spock-lizard
416th393rd151st
98th
69th
144th
50th
219th17th
38th
74th
272nd
Roman to Arabic
425th536th288th690th592nd727th345th
275th
159th373rd255th
25th
315th
221st
444th301st206th579th
357th518th
168th97th
47th1st
186th511th
294th
216th367th
ROT13
435th552nd
788th
302nd
324th
514th
215th
543rd260th
90th130th
11th279th144th79th
Rule 110
201st238th211th416th
397th181st
65th
51st203rd
362nd
102nd
380th43rd179th
157th
268th
3rd
18th377th
159th
Scrambled Sort
343rd
398th
205th
338th
191st
195th231st
32nd
Set
276th
188th
240th
135th
367th180th
51st
44th
Seven Segment
332nd167th372nd70th197th101st170th
227th
45th196th
88th
289th
123rd49th
56th
305th
39th
53rd
271st
SI Units
159th
18th
176th249th
76th
Sierpiński Triangle
104th154th79th31st70th96th203rd215th55th
47th136th144th
212th
53rd
87th7th135th464th
248th189th
14th40th72nd
63rd206th
60th235th
156th
307th91st
Smith Numbers
356th177th64th367th285th450th205th
196th
406th137th
238th
62nd
331st93rd
265th
483rd
198th405th
157th
327th
Spelling Numbers
464th
255th
415th
281st85th169th1st
329th
579th111th185th
114th
Star Wars GPT
215th
105th
247th63rd
5th
130th
Star Wars Opening Crawl
42nd
60th
69th
276th32nd
26th
101st
Sudoku
74th
88th
200th160th
42nd
107th
Sudoku (Fill-in)
41st
141st
49th
112th33rd
114th
5th
Ten-pin Bowling
341st
268th
101st121st45th
60th103rd
75th
93rd24th
59th
21st
35th
218th
Tic-tac-toe
237th167th
92nd
173rd
153rd
290th
63rd
197th39th
223rd
129th
98th
52nd
318th
Time Distance
229th
81st272nd279th294th106th
68th
28th
168th7th
76th
165th
Tongue-twisters
75th
179th184th153rd
206th
147th
59th278th159th
81st
23rd213th
110th67th
111th
87th
49th194th
7th128th282nd250th
120th
Topological Sort
55th
172nd
204th
164th37th
124th
149th
129th
Tower of Hanoi
77th247th82nd64th274th153rd361st
33rd458th252nd214th170th
565th559th
157th
114th
118th22nd
51st
90th45th
423rd289th107th183rd55th
13th419th356th327th137th
97th444th103rd342nd
Transpose Sentence
717th385th344th
659th
365th
130th
264th
328th
1st499th150th
302nd59th123rd
42nd
66th203rd
474th506th
Trinomial Triangle
232nd
276th
96th
112th
372nd210th
13th
57th
United States
359th227th
55th104th
216th
237th356th
59th
371st110th
318th
107th2nd
82nd
Vampire Numbers
293rd123rd524th
512th289th
183rd
52nd
450th338th
113th
143rd
Van Eck Sequence
419th436th235th321st496th245th242nd
249th
488th470th
539th
299th
437th41st
141st
291st
13th
63rd673rd
349th
184th
Zeckendorf Representation
332nd302nd203rd278th184th106th
265th
252nd271st
249th
134th
108th25th
373rd
227th
15th
250th
217th
242nd
Zodiac Signs
26th310th102nd245th
282nd133rd
169th
31st249th
221st
147th
128th25th
35th
53rd
95th
γ
125th162nd224th
256th
338th
344th218th
1st
138th
134th
314th
197th
λ
147th142nd
165th
173rd
141st
170th143rd
235th
383rd167th
212th
79th
101st208th
91st
193rd
π
257th612th240th471st242nd445th370th
386th
275th
341st325th186th
565th233rd
23rd
285th532nd
200th191st
165th280th580th142nd403rd
294th
296th
τ
248th556th284th447th280th420th289th
320th
241st
291st333rd251st
476th98th
25th
296th
139th228th
168th271st530th196th395th
318th
299th
φ
396th688th424th358th393rd638th278th
199th
487th400th
570th449th185th257th162nd
535th144th
100th
520th
15th306th
337th38th583rd441st86th568th
398th
567th
√2
428th744th475th510th619th717th340th
230th
490th435th
352nd
208th315th
295th212th
166th
577th486th
13th394th
543rd40th580th150th157th678th
426th
461st
𝑒
715th573rd394th439th473rd441st455th320th230th
345th
564th
509th482nd1st
469th183rd
19th
490th
264th387th
69th392nd
174th623rd
689th
481st