12 Days of Christmas
450th241st
796th
548th
1,742nd648th
2,828th
1,842nd225th
271st
188th
28th804th204th
628th52nd
124th263rd1,428th
290th
928th
24 Game
52nd
99 Bottles of Beer
893rd199th
747th
308th
1,340th
508th
324th
386th163rd
165th
112th739th391st
150th222nd
32nd148th114th
73rd
719th
Abundant Numbers
140th989th
877th2,120th1,440th2,412th655th1,596th730th1,070th983rd1,181st
374th1,224th1,219th479th
1,429th2,592nd
832nd55th1,987th415th2,013th
422nd420th
101st1,302nd2,544th750th
1,336th535th1,592nd901st381st
36th322nd1,889th484th
1,630th281st
1,215th
Abundant Numbers (Long)
155th478th
359th591st
607th
625th1,460th
1,054th
89th645th917th973rd
806th564th
1,230th100th
420th247th
488th214th
3rd159th383rd1,301st
1,733rd128th992nd1,417th66th
34th404th529th133rd
268th325th
430th
Arabic to Roman
211th284th
616th
866th
24th
227th
81st
328th464th
634th
221st373rd
Arithmetic Numbers
124th398th
432nd484th
1,092nd
623rd
180th361st
125th
91st386th413th732nd
840th17th
397th318th869th
491st
Arrows
177th146th
229th
452nd
130th
175th
223rd142nd
116th
280th
248th167th52nd165th
355th9th
74th143rd413th
84th
Ascending Primes
170th
318th
970th
265th
333rd
47th354th
74th
430th
43rd
347th
ASCII Table
111th175th
149th
788th
233rd
842nd
133rd266th
647th
157th
442nd209th
56th437th194th
113th128th
115th419th705th
155th
285th
Billiards
288th
18th148th
brainfuck
83rd204th
136th
231st
473rd
127th
215th
137th
388th119th
94th
332nd
568th36th296th190th
129th24th
23rd162nd368th
135th
Calendar
107th
Card Number Validation
272nd243rd
447th
491st
48th93rd
147th111th
193rd366th
440th
28th136th
Catalan Numbers
1st537th
744th
556th
644th
416th625th
390th
415th770th
681st222nd465th14th
144th
1,324th613th617th918th
468th30th
115th
120th
562nd
Catalan’s Constant
62nd133rd
165th
337th
99th
2nd
64th129th
59th
248th
83rd
Christmas Trees
630th195th
176th
595th
451st
55th
263rd
423rd245th
2,104th415th
310th
164th158th445th
875th
631st267th
101st139th535th
882nd
214th
Collatz
78th471st
648th252nd
597th
1,123rd
777th
329th466th642nd
591st371st
1,126th575th
311th
3rd207th
335th279th302nd500th
743rd227th
326th77th
231st372nd461st
702nd
477th
Continued Fractions
117th
53rd
CSS Colors
606th
295th
82nd
233rd1st275th
69th499th
257th
Cubes
76th
440th
139th
172nd
186th
Day of Week
696th
600th
893rd
438th
472nd
338th716th
115th
427th486th1,144th
1st772nd68th
576th
844th
456th
DFA Simulator
140th
298th
40th
116th
14th
78th75th
165th3rd
51st
20th
109th
Diamonds
226th148th
110th
403rd
279th
81st
397th140th
431st
548th
510th175th238th578th
187th198th
70th420th659th737th
395th
257th
Divisors
192nd1,412th
2,408th919th1,813th4,487th979th194th1,469th1,750th
1,342nd
1,059th949th
791st
2,452nd883rd
1,164th398th215th1,495th1st813th3,771st150th1,458th
19th292nd1,116th1,466th
930th186th
1,110th36th
28th2,096th1,018th330th
991st1,332nd
758th
Emirp Numbers
704th369th
505th
872nd666th
803rd278th207th
702nd
118th
429th738th
840th1,963rd51st752nd
900th
560th265th795th258th
818th
138th298th
72nd1,137th730th
496th
609th
Emirp Numbers (Long)
89th
176th
632nd
98th
27th301st
265th
407th100th208th132nd
290th354th
54th581st481st
325th
Emojify
16th
100th
147th
313th
234th341st
Evil Numbers
224th1,179th
858th2,371st823rd1,397th834th
1,560th916th1,293rd
391st1,242nd
1,270th
489th1,025th1,690th874th1,796th1,545th2,836th197th2,407th
515th1,379th
1st1,125th2,607th870th1,285th1,234th1,039th1,976th592nd50th
235th1,179th1,590th1,515th
2,556th2,396th1,058th
1,171st
Evil Numbers (Long)
87th650th
775th620th1,035th
496th
1,251st
830th
259th560th
1,034th
339th598th1,253rd636th1,163rd1,009th
88th1,197th
469th1,191st
1st541st1,059th822nd1,088th1,102nd613th1,075th452nd125th
109th767th891st992nd
590th522nd
611th
Factorial Factorisation
17th121st
72nd
355th
162nd97th
305th
3rd116th167th
82nd
160th114th
13th73rd321st
108th
Farey Sequence
178th300th
194th407th
320th
481st
339th
187th350th
31st213th
252nd275th343rd
82nd
184th3rd
495th442nd77th
380th
Fibonacci
225th2,910th5,720th3,476th1,208th2,780th6,385th1,944th452nd657th3,765th5,441st3,613th2,565th395th1,906th1,129th2,044th
907th998th3,672nd1,017th1st419th3,221st2,946th2,821st6,839th233rd2,032nd5,049th2,075th537th2,648th2,226th2,804th2,767th388th1,249th1,232nd58th
49th1,213th363rd3,373rd
2,509th2,143rd2,176th974th8,740th1,928th
Fizz Buzz
652nd2,079th
642nd4,124th2,132nd2,152nd1,340th2,081st1,644th3,814th
2,922nd1,173rd1,244th1,631st1,718th1,818th8,304th5,097th2,011th
3,644th4,958th1,284th6,370th5,557th1,247th700th23rd719th2,716th4,548th663rd3,815th4,225th
3,810th507th4,513th3,841st619th
465th4,830th2,729th1,872nd
1,593rd1,879th
1,856th
Foo Fizz Buzz Bar
367th498th
967th451st
867th
1,824th
186th
913th
933rd
1,837th510th
2,019th
1,914th926th
587th210th
441st904th950th
1,902nd136th804th792nd2nd
259th938th1,546th
298th
494th
Forsyth–Edwards Notation
70th293rd
134th
399th
182nd
172nd177th
74th202nd329th
24th
192nd
146th156th29th
81st
Fractions
364th586th
461st
1,152nd
574th
557th
239th551st
677th
553rd
321st
768th902nd633rd
413th331st
143rd449th10th
318th
Game of Life
236th
127th
48th100th349th
Gijswijt’s Sequence
80th251st
134th161st
211th
99th
319th
69th103rd
66th
55th86th
155th256th230th
160th
114th33rd
11th316th125th
310th
Gray Code Decoder
34th248th
45th
Gray Code Encoder
511th
362nd
172nd
Happy Numbers
809th922nd1,140th
843rd1,417th1,123rd1,053rd
1,236th309th685th
841st381st
193rd
506th1,012th
634th1,850th
989th
871st614th
341st878th934th737th
1,065th1,047th
174th457th
47th649th1,238th1,389th
1,701st330th
255th
Happy Numbers (Long)
106th431st
253rd320th
797th
291st
68th850th
270th
189th342nd
136th397th
287th
227th
27th148th608th293rd
926th
238th52nd
10th295th537th
270th
269th
Hexdump
174th
133rd
99th
92nd
323rd186th
138th215th282nd
136th19th
67th
480th
74th
Hilbert Curve
126th
Intersection
246th316th
225th
172nd
171st
431st246th
80th335th332nd
661st15th
46th393rd401st
215th
Inventory Sequence
28th314th
159th420th
349th
373rd532nd
550th
474th
654th
486th258th
368th
170th68th
41st244th147th274th
488th516th
307th89th
441st133rd364th
447th
ISBN
12th358th
100th
259th
624th
190th
550th376th
450th
55th189th
2nd125th486th477th
765th
325th6th
220th312th773rd
240th
429th
Jacobi Symbol
188th
334th
501st
114th
120th
85th
16th
197th
109th281st377th
430th408th
191st57th
142nd414th464th
140th
Kaprekar Numbers
170th
306th
448th
309th
Kolakoski Constant
9th276th
145th
135th
252nd
78th
110th
54th
67th
36th
Kolakoski Sequence
28th454th
378th551st1,021st679th
698th
291st
128th581st
323rd
306th308th
370th92nd
343rd638th
253rd572nd
1st313th557th451st
207th328th
278th154th
229th335th110th
302nd
230th
Leap Years
43rd808th
1,070th2,386th764th2,157th647th
500th994th
425th
60th836th725th191st
203rd714th
148th220th929th2,263rd625th
78th1,379th
416th342nd1,331st1,779th
44th675th15th612th290th
6th334th1,146th1,053rd
1,141st
255th
Levenshtein Distance
652nd
78th172nd
58th
441st
280th215th1,008th
19th
669th
403rd
117th
913th
Leyland Numbers
489th
373rd659th
999th
111th
660th
163rd
172nd322nd
405th
355th307th
562nd
156th212th630th
238th4th
233rd293rd631st
213th
ln 2
177th178th
535th
351st
156th
242nd
274th299th
142nd
368th320th340th
3rd
200th28th
413th327th184th
349th
Look and Say
148th340th
214th
570th
325th
525th
376th
219th
434th245th
637th253rd
212th
151st
41st196th327th241st
54th
336th436th
65th181st125th
239th
240th
Lucky Numbers
12th240th
184th98th
86th
191st
222nd
65th217th
211th
148th165th
113th
253rd
60th156th
181st276th
4th192nd128th375th
249th400th189th13th
55th214th172nd
151st
Lucky Tickets
216th183rd
175th
416th
128th
207th
239th196th
63rd
183rd135th283rd
146th9th
60th169th307th
181st
Mahjong
21st
Maze
79th
Medal Tally
211th
133rd
182nd
168th
135th142nd
120th
235th85th180th
191st49th
15th93rd323rd
195th
Minesweeper
129th
Morse Decoder
38th
336th
126th
384th
147th
77th80th248th
155th82nd
51st75th286th
217th
Morse Encoder
49th
519th
215th
114th
143rd
155th
166th
36th102nd380th
Multitap Input
86th
57th
Musical Chords
277th
N Queens
41st
10th
Niven Numbers
225th1,080th1,870th337th1,199th579th2,317th847th958th1,032nd1,598th1,309th390th
294th936th
809th
1,465th2,357th1,435th995th1,805th339th3,148th1,648th1,268th3,099th75th1,308th1,168th468th368th552nd1,039th1,254th217th668th595th832nd231st
57th1,185th1,849th410th
1,011th791st1,393rd
737th
Niven Numbers (Long)
902nd757th1,690th1,579th513th628th
697th350th677th1,063rd
191st
153rd1,339th
406th
392nd647th981st892nd1,083rd920th
245th375th1,865th313th528th172nd2nd689th553rd672nd749th
1,215th492nd34th
21st645th73rd483rd
546th445th934th
1,262nd
Number Spiral
168th
277th
218th
323rd
429th
35th
2nd
600th231st
24th
504th
Odious Numbers
154th900th
308th1,863rd823rd1,337th612th
1,372nd777th1,052nd
239th1,246th
867th
1,024th840th
1,210th1,274th2,460th155th1,628th
386th1,241st
1st672nd754th702nd854th1,170th764th2,044th443rd48th
191st1,316th1,401st1,177th
2,412th2,194th1,285th
770th
Odious Numbers (Long)
134th615th
281st583rd1,003rd
554th
1,002nd
669th
210th587th
944th
285th539th1,070th573rd934th920th
135th1,247th
240th1,025th
1st464th716th850th705th1,051st1,259th906th398th46th
158th1,042nd841st921st
529th1,009th
553rd
Ordinal Numbers
152nd439th
498th
1,150th
823rd
526th
506th503rd
550th
608th372nd
591st850th
446th
98th851st
42nd177th569th737th
153rd950th
487th201st
112th402nd407th
2nd
409th
642nd
PalindromemordnilaP
190th265th
447th
377th
218th75th
90th
271st325th
39th101st83rd
142nd
Pangram Grep
485th806th
1,386th391st
1,394th
577th
377th793rd
110th
1,125th555th
291st481st690th
745th
603rd
97th620th175th605th
422nd9th
270th487th232nd
735th
658th
Partition Numbers
16th230th
161st
58th
Pascal’s Triangle
148th520th
344th
2,161st
1,028th
807th
514th1,085th
940th
906th672nd
602nd
1st904th
387th244th
1st214th670th548th
335th56th
78th570th441st
477th
860th
Pernicious Numbers
251st1,110th612th391st798th489th1,886th500th359th562nd915th1,083rd995th
252nd841st
769th
1,150th889th1,142nd707th1st1,615th1,415th128th1,374th2,108th178th1,389th786th29th412th537th899th861st224th303rd154th755th43rd
114th1,043rd522nd434th
1,819th880th600th927th
654th
Pernicious Numbers (Long)
136th451st
490th344th
390th
407th
73rd
143rd690th
1st769th
827th
236th179th347th385th
199th39th
36th382nd308th
631st
Poker
84th
Prime Numbers
380th1,138th
1,519th1,719th1,125th2,413th536th
1,259th992nd1,161st
1,596th1,241st
617th
254th1,984th2,078th
1,795th345th3,709th1st567th
181st2,127th
1st395th1,667th1,617th
326th1,246th
591st123rd
227th1,301st1,310th942nd
1,807th2,506th913th
633rd
Prime Numbers (Long)
333rd1,240th
1,005th952nd
935th
1,265th
616th
503rd891st
680th
178th1,062nd1,237th
1,429th976th
1st685th
1,078th1,128th1,008th1st528th639th947th
1,044th
782nd113th
173rd1,350th337th457th
774th
577th
Proximity Grid
304th
QR Decoder
140th
Quine
1st1,603rd4,180th281st3,054th3,292nd2,207th4,410th1,540th4,208th3,058th3,660th3,027th664th1,721st1,945th
1,825th4,151st4,042nd628th
3,557th747th2,064th
1,960th3,929th250th1,725th1,477th
1,352nd1,764th1,968th1,802nd559th3,079th4,050th1,911th171st
616th2,485th486th3,604th3,397th1,850th2,312th1,787th5,198th
2,314th
Recamán
48th374th
201st304th
322nd
510th
59th314th
210th
133rd292nd
214th
155th
24th210th
120th86th141st391st
560th192nd
310th6th
22nd172nd40th
371st
138th
Repeating Decimals
52nd
116th
273rd
75th122nd143rd
102nd14th
1st131st107th
98th
Reverse Polish Notation
138th411th
250th
258th
347th184th
1st
490th
223rd
511th97th166th382nd
156th
294th76th
579th288th706th
247th
Reversi
310th
38th
191st
222nd
102nd
206th43rd
24th
197th
79th
Rijndael S-box
340th
389th
70th
71st325th
226th
302nd
43rd
Rock-paper-scissors-Spock-lizard
39th
952nd
119th
138th
429th123rd
47th231st
127th54th
21st
706th
279th
Roman to Arabic
462nd
994th
276th
140th
72nd
410th
842nd449th
430th
371st23rd
408th
485th
274th
ROT13
141st582nd
300th
309th
301st399th
Rule 110
88th145th
155th
557th
309th
107th
122nd175th
343rd
96th333rd152nd
720th
100th50th
156th132nd40th
158th
Scrambled Sort
223rd
183rd216th
Set
319th
119th
253rd
Seven Segment
96th169th
263rd
507th
185th
136th
259th156th
67th208th229th
258th
416th49th
38th487th
477th
Sierpiński Triangle
38th192nd
424th
326th
378th
417th
216th
163rd179th
528th
330th373rd267th
392nd
325th155th
6th345th403rd
Smith Numbers
33rd
306th
124th
143rd
65th
257th302nd
13th259th
230th
221st102nd372nd152nd
217th41st
15th97th356th
54th
Spelling Numbers
199th
262nd1st
170th222nd
122nd
300th
257th203rd
79th
152nd
Star Wars GPT
52nd
160th
Star Wars Opening Crawl
283rd
24th
251st
Sudoku
45th
Sudoku (Fill-in)
38th
Ten-pin Bowling
273rd
361st
90th
391st
265th
246th
186th142nd99th
133rd53rd
17th
Tic-tac-toe
194th
364th
42nd
211th
Time Distance
162nd
302nd
45th
88th
50th209th200th
100th114th
391st
Tongue-twisters
1,141st
425th
306th
1,096th132nd
115th
691st
239th
770th
67th
Topological Sort
55th
16th
142nd
55th
Tower of Hanoi
28th746th
200th
305th
359th238th404th
Transpose Sentence
246th306th
538th
341st
148th
170th318th
595th483rd
82nd309th417th
420th
Trinomial Triangle
25th298th
United States
211th
419th
506th
432nd
218th
107th
178th458th9th384th
398th
Vampire Numbers
90th
30th
205th214th
308th
189th
250th
162nd37th
11th
389th
165th
Van Eck Sequence
34th357th
240th488th
387th
313th
106th338th467th230th
265th324th
1st676th
423rd
74th136th
391st126th354th532nd
73rd81st
184th13th
91st263rd61st
304th
189th
Zeckendorf Representation
56th246th
242nd
148th
107th
305th256th
153rd23rd
38th124th355th
202nd
Zodiac Signs
38th
148th
93rd123rd
93rd145th191st
109th
339th
102nd
γ
1st
λ
697th
338th
27th
π
319th69th
432nd
476th
522nd
490th290th
345th
272nd271st
552nd556th
165th
300th
7th
254th239th275th
165th
126th84th
466th289th413th
285th
τ
269th101st
398th
435th
460th
445th
382nd
226th270th
489th506th
236th
177th
15th
265th261st277th
129th
118th62nd
301st287th359th
296th
φ
255th308th
432nd
780th
293rd
450th675th
358th
383rd416th
680th238th
175th
1,100th201st
216th
428th378th417th
47th
256th14th
8th413th324th
391st
√2
273rd291st
521st
617th
353rd
312th763rd
405th
439th469th
764th276th
397th
441st
144th
412th424th468th
114th
288th4th
140th454th383rd
262nd
𝑒
414th274th
529th
1,394th
386th
294th763rd
345th
485th413th
881st445th
238th
184th
120th531st499th487th608th
248th
287th20th
171st423rd175th
384th