12 Days of Christmas
1,329th
1,208th317th2,095th
164th
1,646th971st
1,551st
458th
365th
182nd203rd
1,128th
107th
2,193rd
457th
330th
24 Game
381st145th
159th
420th
202nd
236th
61st
160th
193rd34th
150th
447th
515th
99 Bottles of Beer
230th2,082nd
1,056th
573rd390th
180th
550th706th
1,320th117th
205th
100th
588th
214th207th
154th
118th
1,802nd846th
385th
621st
Abundant Numbers
987th
1,169th
915th657th2,318th940th586th
455th1,220th
480th372nd
1,329th1,191st633rd
2,013th820th499th808th
297th737th
1,868th
536th
2,137th700th
2,305th
1,494th
Abundant Numbers (Long)
483rd
1,060th
843rd1,157th651st
179th
627th646th
587th603rd
738th751st963rd
248th685th491st830th
76th431st
723rd
182nd
664th421st
1,335th
624th
Arabic to Roman
1,022nd
532nd149th
704th24th
928th1,457th
449th988th
1,570th693rd
377th
632nd2nd
112th
329th
Arithmetic Numbers
447th
414th
479th438th309th
101st
635th630th
285th
385th302nd1,479th
1,014th
342nd1,209th
1,075th118th
632nd
43rd
906th736th
681st
512th
Arrows
500th
461st606th
66th
340th391st
115th226th
286th
468th
358th159th
282nd
41st
515th371st
603rd
Ascending Primes
508th439th
471st
601st400th
166th
192nd657th264th
531st
498th84th
133rd512th
424th
451st509th
861st
286th
ASCII Table
509th
691st
693rd536th852nd
400th
408th480th
546th
271st
450th
359th417th
1,633rd198th
569th
320th
956th437th
608th
706th
Billiards
122nd
327th55th
72nd
143rd
138th
120th179th💎
263rd
230th110th
145th
228th
77th
296th170th
133rd
brainfuck
861st
283rd
184th
506th
💎
150th161st
87th
106th
913th
Calendar
30th
188th240th
123rd
2nd
121st
Card Number Validation
409th
496th263rd717th
210th
174th
503rd
269th309th400th
556th
131st461st
629th139th
104th
360th466th
310th
Catalan Numbers
1,163rd538th
556th1,025th
432nd
310th670th
614th631st
569th943rd492nd
144th1,500th
638th
35th
120th1,404th
1,447th
600th
Catalan’s Constant
946th
293rd
524th
501st
622nd2nd
512th
277th
578th
Christmas Trees
2,477th773rd
1,150th
1,090th1,220th
544th
319th988th
238th
534th
78th
604th
425th249th
1,189th337th
416th
896th346th
959th
889th
Collatz
1,252nd
1,150th
713th1,471st803rd
1,110th
1,085th709th
645th
648th1,038th1,121st
1,896th
381st205th
1,163rd992nd
919th
169th
1,629th915th
1,162nd
747th
Continued Fractions
219th
54th
76th188th
165th
170th
207th197th
300th
21st
198th
CSS Colors
533rd483rd
545th
627th
346th
250th
436th
470th365th
583rd
1st
403rd
625th
706th
Cubes
425th
379th
93rd
573rd
199th
59th
292nd338th
137th
814th
1,003rd
Day of Week
918th674th
242nd
485th748th
466th659th
701st366th582nd
986th
308th385th
1,245th636th
1st67th
728th866th
457th
860th
DFA Simulator
170th165th
59th
112th105th
194th
💎
189th
132nd72nd
65th
26th
370th221st
253rd
Diamonds
1,069th
875th
625th163rd
540th
291st
412th267th
228th
117th
473rd
491st386th
642nd310th
453rd
1,084th514th
116th
553rd
Divisors
4,776th1,070th
1,957th
2,271st4,161st3,174th
730th
420th2,451st
2,641st1,225th
2,091st1,251st140th2,095th
2,813th1,010th2,225th2,016th2,440th
253rd757th
1,279th
36th
1,020th327th
1,745th
1,284th
Emirp Numbers
1,650th
933rd635th276th261st
757th
114th233rd
371st670th924th1,023rd
996th2,216th690th584th
36th812th
296th
727th613th
1,321st
1,651st
Emirp Numbers (Long)
852nd676th
279th
576th
517th155th
416th501st338th
309th
640th84th
1st256th
210th
531st584th
185th
311th
Emojify
364th506th
218th
435th
260th
310th487th
733rd
186th
441st
938th
Evil Numbers
991st
1,029th1,745th1,732nd917th1,291st
391st1,356th
1,268th860th
1,128th1,218th41st
2,401st766th522nd2,239th2,881st1st1,327th
2,659th1,283rd
50th
1,589th1,364th2,682nd
2,545th
2,463rd
Evil Numbers (Long)
737th
603rd
521st1,346th848th
824th
259th615th
733rd735th
740th943rd37th
1,481st580th469th437th
1st445th
1,087th
124th
891st660th
1,139th
653rd
Factorial Factorisation
380th
491st
242nd478th
328th
276th
💎
354th
198th451st
403rd
294th
666th397th
587th
187th
Farey Sequence
337th
363rd
329th
515th
162nd
522nd401st
234th275th
324th
1st
789th
310th336th
768th261st
424th
64th
493rd392nd
380th
347th
Fibonacci
6,383rd3,221st
3,209th6,282nd7,098th2,778th9,205th1,943rd905th881st3,409th6,199th5,366th3,567th9,394th393rd1,906th2,285th4,361st2,617th9,054th9,302nd6,969th6,852nd2,703rd1,022nd1st2,583rd5,650th7,826th4,595th867th232nd2,562nd5,741st1st2,462nd7,905th2,597th8,673rd3,968th8,617th8,548th5,582nd56th7,411th4,963rd8,906th2,573rd739th9,154th
2,506th3,753rd8,043rd8,798th5,363rd9,015th5,520th4,887th
Fizz Buzz
9,034th3,833rd
2,207th
2,132nd2,864th5,818th
1,703rd
3,816th3,283rd
2,835th2,911th
3,187th6,074th4,950th
7,513th585th23rd714th
4,134th1,681st
3,672nd
797th
2,723rd3,070th
4,530th
7,656th
6,158th
Foo Fizz Buzz Bar
2,312th508th
549th
256th466th493rd
189th
250th1,381st
414th508th
573rd1,765th21st
1,819th553rd416th207th
729th434th
1,255th
25th
1,321st970th
498th
1,873rd
984th
Forsyth–Edwards Notation
414th532nd
202nd
299th305th
268th
💎
461st
466th198th
375th297th
167th
659th507th
455th
Fractions
918th
1,009th
1,371st438th
155th
250th702nd
456th497th
463rd1,029th486th
552nd
758th597th
934th306th
96th
10th485th
1,217th
852nd
Game of Life
451st484th
201st
502nd
💎
330th
250th239th
357th
157th
618th
582nd
Gijswijt’s Sequence
115th
474th159th
51st
420th260th
331st138th
151st
353rd
118th
336th204th
295th234th
172nd
17th
569th
313th
144th
Gray Code Decoder
257th
238th
254th
191st
206th253rd
131st
426th
15th
237th306th274th146th
1st88th
315th
74th
298th
284th
Gray Code Encoder
140th
107th332nd
274th303rd
471st208th165th
592nd155th75th567th
1st219th
473rd
28th
51st261st
495th
Happy Numbers
1,053rd
1,014th1,303rd622nd308th423rd
979th856th
187th282nd
373rd427th701st
983rd
1,081st612th
732nd770th
455th
1,242nd825th
1,160th
1,211th
Happy Numbers (Long)
1,182nd
795th1,184th
209th
548th589th
713th
526th281st775th
892nd
602nd228th
535th401st
52nd
900th523rd
711th
415th
Hexdump
416th
291st535th
46th
269th379th
289th
151st
218th
198th
165th246th
229th
19th
542nd
361st
Hilbert Curve
64th
5th
51st
135th
Intersection
531st955th
315th
256th343rd
401st
281st
313th
716th
366th550th
1,185th627th
173rd
852nd139th
209th
697th
Inventory Sequence
1,069th
1,038th
921st
262nd
569th
778th
472nd
773rd
842nd
337th870th
893rd705th
95th
559th
876th
444th
ISBN
506th
403rd1,048th
609th
680th646th
511th678th770th
951st
98th291st
493rd471st
464th
1,034th571st
1,093rd
451st
Jacobi Symbol
561st
328th
143rd
484th
254th16th336th
621st
139th464th
326th
123rd
678th
500th
Kaprekar Numbers
307th1,083rd966th267th605th
446th
309th259th
308th
284th205th612th
179th
322nd587th
634th251st
420th
406th268th
530th
217th
Kolakoski Constant
136th
251st376th
216th
268th
213th220th
151st
233rd
275th726th
321st
223rd
405th
573rd
173rd
Kolakoski Sequence
449th
649th
601st930th952nd
211th
128th
519th559th
959th
768th
614th
499th744th
1st818th
758th
161st
590th154th
977th
498th
Leap Years
1,419th
923rd
510th1,500th3,125th
2,041st
873rd976th
656th
1,447th
1st
1,279th1,050th473rd1,198th
167th1,099th
1,203rd
1,955th1,794th
2,539th
1,630th
Levenshtein Distance
501st784th
676th
77th350th
491st
238th
790th
390th590th
786th558th
361st
663rd
338th
411th
573rd
Leyland Numbers
943rd
790th734th
82nd
688th489th
163rd266th
384th584th66th
472nd
632nd160th
814th210th
4th
805th404th
711th
501st
ln 2
177th
1,538th
544th
155th
399th528th
458th
499th
388th
779th81st
490th
3rd
28th
523rd
823rd
366th
Look and Say
462nd
185th214th
486th
68th427th
141st556th
332nd618th19th
749th
22nd99th
41st267th
400th
223rd327th
901st
704th
Lucky Numbers
801st422nd
118th
579th
746th384th
642nd
699th129th
572nd347th
35th
458th702nd
515th
Lucky Tickets
592nd
241st
477th407th
409th
326th
421st
591st
342nd130th
2nd161st
205th
609th
628th
493rd
Mahjong
101st
131st
309th
204th
90th
170th
Mandelbrot
120th
163rd
90th
226th
186th
💎
198th125th
340th113th
203rd
118th
162nd
161st
Maze
145th
315th
258th109th167th
50th
263rd99th
84th110th
169th
307th
279th
86th59th
350th233rd
294th
32nd
91st
127th
164th
Medal Tally
138th
400th
224th
399th
386th
57th
282nd
Minesweeper
189th
179th
245th
147th
150th
166th
1st
137th91st
257th
263rd
134th
Morse Decoder
206th429th
229th
228th
💎
397th
215th277th
387th
226th
345th
Morse Encoder
268th
273rd383rd
198th
361st
249th
28th
442nd
278th264th
520th
294th132nd
477th
136th
Multitap Input
234th
185th199th
118th
143rd91st
75th
131st
💎
52nd193rd
50th
51st
205th
107th
139th
Musical Chords
246th170th
205th
96th
218th
338th
189th129th
183rd
185th
N Queens
202nd
440th479th
236th
66th
149th
304th
18th
473rd
278th177th
428th
168th
564th
Niven Numbers
1,072nd
1,409th
1,377th1,297th2,407th1,322nd387th
292nd876th
757th1,241st
1,345th992nd1,805th
2,134th641st76th479th
1,748th659th
1,248th
252nd
2,054th407th
2,383rd
2,320th
Niven Numbers (Long)
1,542nd
1,371st
1,246th980th1,384th
702nd
151st1,503rd
1,014th895th
1,083rd1,226th1,086th
1,292nd1,148th313th287th
808th425th
1,590th
205th
73rd1,467th
1,243rd
1,394th
Number Spiral
266th888th449th509th421st
292nd
241st254th
162nd
156th467th33rd
251st
358th298th
307th397th
1,644th
264th539th
552nd420th
490th
168th
Odious Numbers
724th
709th1,365th1,300th776th1,050th
241st1,292nd
877th745th
1,151st903rd39th
1,621st535th387th2,150th2,359th1st1,308th
854th
48th
1,716th1,091st2,595th
2,405th
2,158th
Odious Numbers (Long)
620th
622nd
498th1,065th602nd
666th
212th634th
702nd713th
715th833rd37th
1,410th394th242nd592nd
1st391st
705th
46th
995th689th
1,465th
644th
Ordinal Numbers
1,397th
761st567th
1,058th
988th
442nd
989th
796th
185th603rd
1,381st945th
386th
1,158th741st
385th2nd
1,041st
PalindromemordnilaP
430th664th
60th
378th
644th
290th
55th
600th
351st250th
299th118th
77th
573rd327th
461st
Pangram Grep
729th
2,171st
1,353rd1,215th
198th
171st496th
589th529th
772nd928th293rd
1,386th
1,006th483rd
96th251st
1,415th
41st
1,969th
358th449th
1,166th1,255th
939th
Partition Numbers
254th
301st
416th
384th98th470th
103rd
413th298th
386th188th
205th336th153rd340th
49th372nd
537th393rd
44th
34th440th
695th
445th
Pascal’s Triangle
850th
1,527th
1,017th1,109th
510th
888th
1,159th1,084th
1,114th1,707th683rd
1,694th
896th236th
1st1,594th
753rd
97th
1,380th1,619th
1,982nd
1,535th
Pernicious Numbers
1,774th
540th
561st1,673rd1,327th1,090th337th
250th836th
1,272nd1,034th
1,173rd721st1st
1,425th479th176th1,260th
555th758th
1,142nd
41st
955th435th2,250th
2,330th
1,315th
Pernicious Numbers (Long)
999th
1,047th578th
316th
322nd591st
419th702nd
479th825th274th
930th491st850th643rd
398th555th
552nd
101st
544th357th
1,023rd
441st
Poker
351st
150th
6th
310th301st
135th
Polyominoes
102nd
352nd
393rd
415th
243rd
398th325th
269th
89th332nd
310th359th
402nd
373rd317th265th222nd
208th
766th
334th400th
384th
372nd104th
Prime Numbers
3,637th1,253rd973rd
1,172nd
1,290th2,215th1,459th986th1,640th
1,907th1,509th
619th928th
1,010th1,124th1,481st
565th1,446th774th542nd
1st1,739th
1,298th
450th
1,516th771st
1,800th
2,772nd
Prime Numbers (Long)
2,512th1,192nd876th
928th
805th1,472nd874th
614th
500th703rd
1,322nd870th
1,000th820th1,306th1,243rd
679th1,014th392nd513th
1st573rd
1,185th
227th
335th455th
1,858th
1,024th
Proximity Grid
349th
191st
318th214th
303rd
149th
💎
265th236th
241st
170th
298th
QR Decoder
310th
193rd
123rd
💎
252nd239th
165th
Quine
1,597th
281st
4,522nd2,653rd4,582nd2,037th2,933rd
2,934th
3,079th2,287th
2,226th2,291st
2,626th1,649th154th2,060th
2,622nd1,609th250th1,714th
1st2,000th
3,265th
772nd
485th1,513th
1,844th5,223rd
5,331st
2,050th
Recamán
1,244th
760th1,173rd
167th
651st
769th
1,282nd
679th858th
920th591st
70th
612th972nd
1,292nd
1,085th
Repeating Decimals
64th
40th
77th
294th
218th
30th
127th
14th
208th
Reverse Polish Notation
984th
707th760th
331st
582nd725th
746th
1st
803rd
166th548th
1,118th219th
79th
818th741st
1,102nd
Reversi
223rd304th
16th
25th
174th
62nd56th
57th
43rd
214th
Rijndael S-box
258th152nd185th282nd
397th216th
31st92nd
268th
106th
147th
510th
204th306th
308th
208th
517th171st
83rd
52nd
Rock-paper-scissors-Spock-lizard
147th90th
243rd
57th107th
109th
136th
💎
350th
239th112th
75th
191st
461st440th
433rd
385th
Roman to Arabic
923rd
1,272nd
1,088th645th
634th
805th
879th1,269th
1,223rd
326th1,074th
531st2nd1,350th
852nd
ROT13
917th
769th
194th
803rd
606th
613th
791st
985th
808th
11th
114th638th
650th
707th
Rule 110
532nd491st
115th
196th407th
500th
225th
642nd
359th254th
490th
77th
221st
258th
499th
Scrambled Sort
415th
66th
187th433rd
385th
218th
💎
297th
52nd247th
28th
353rd
Set
281st
52nd
173rd93rd
13th
195th361st
252nd222nd
14th
398th180th
366th
Seven Segment
501st
402nd754th
243rd
347th498th
225th
464th
163rd594th
416th
188th
777th319th
520th
390th
SI Units
142nd
224th66th
176th
Sierpiński Triangle
1,048th
844th760th
273rd
518th471st
637th
577th
4th1,011th
788th
951st270th
551st747th
155th
648th642nd
918th
885th
Smith Numbers
202nd
424th
441st550th845th
210th
149th405th
208th389th722nd
506th
159th363rd
896th119th
167th
388th394th
1,058th
288th
Spelling Numbers
336th87th
1st441st
329th
350th
160th378th
814th
418th
Star Wars GPT
73rd
173rd99th
164th
256th
310th
186th222nd
54th
70th
171st
157th
Star Wars Opening Crawl
208th
103rd
172nd
198th
176th137th
94th
91st
351st
97th
183rd
Sudoku
271st
198th
267th
107th
52nd
188th
343rd
Sudoku (Fill-in)
394th
112th
24th
72nd
286th
80th52nd
238th
195th
Ten-pin Bowling
368th
193rd
💎
284th545th
366th
614th
184th
Tic-tac-toe
310th120th
201st
69th162nd
126th
187th
286th
368th
73rd62nd
103rd
84th
153rd381st
264th
Time Distance
273rd
47th
383rd
262nd
221st333rd
289th
39th
632nd
103rd
141st
Tongue-twisters
1,684th
737th
159th152nd
148th
627th1,164th
1,355th82nd
1,171st
16th
168th
17th440th
396th933rd
116th
956th518th
321st
169th
Topological Sort
272nd
69th
224th
157th
49th
268th
340th
134th
Tower of Hanoi
894th
356th
340th625th687th1,202nd287th1,232nd532nd432nd
481st277th
1,252nd
753rd677th1st519th
439th255th
1,000th667th
1,234th420th1,027th816th1,339th191st
1,248th
201st
707th
Transpose Sentence
516th
602nd
611th446th198th
248th
110th341st
318th
261st251st1st
595th
471st98th
33rd222nd
75th
353rd159th
654th
308th
Trinomial Triangle
377th
173rd
344th
227th46th
1st195th
310th
386th
United States
616th472nd
443rd
138th
187th
193rd110th
132nd
1,197th
413th
400th
632nd
Vampire Numbers
285th457th
101st
313th
215th
243rd
200th
517th
249th239th
397th322nd
226th
114th
435th
829th
489th
Van Eck Sequence
812th
727th
1,010th937th
168th
485th646th
890th
677th
256th
906th
743rd137th
634th533rd
45th
679th753rd
874th
487th
Zeckendorf Representation
365th
379th
428th504th644th
131st
392nd359th
147th
478th
58th332nd
252nd
24th
624th
178th
257th
Zodiac Signs
197th
327th
290th
28th
83rd143rd
182nd
2nd
153rd141st
172nd
8th
369th196th
γ
332nd
296th
551st313th501st
1,191st
623rd
692nd
279th
621st1st
480th
539th
545th
443rd
λ
762nd
293rd227th727th185th939th552nd
133rd
157th511th260th
351st
238th794th567th838th296th
704th
173rd
701st648th
673rd
268th
π
68th
538th740th
142nd
663rd398th
450th
772nd
576th
359th773rd7th
784th
163rd
83rd
563rd878th
1,337th
1,457th
413th
τ
99th
460th693rd
119th
624th373rd
382nd
664th
513th
347th673rd15th
660th
129th
61st
599th
996th
370th
φ
306th
1,721st
646th808th
452nd
515th706th
677th872nd
483rd928th684th
569th876th69th
802nd
46th
198th
796th
1,211th
432nd
√2
289th
1,895th
1,044th761st
211th
578th666th
1,006th
806th363rd826th
466th965th1,079th143rd
295th
113th
4th
668th
1,377th
470th
𝑒
273rd
976th
1,164th943rd
216th
684th585th
1,060th
808th
878th
1,150th
495th1,057th120th
969th
247th
20th2,345th
575th932nd
1,388th
488th