12 Days of Christmas
1,329th
1,208th317th2,093rd
164th
1,646th971st
1,551st
458th
365th
182nd203rd
1,128th
107th
2,191st
457th
330th
24 Game
379th145th
159th
418th
202nd
236th
61st
160th
193rd34th
150th
445th
513th
99 Bottles of Beer
228th2,068th
1,051st
572nd395th
179th
557th706th
1,314th116th
205th
98th
588th
213th207th
159th
118th
1,789th844th
385th
621st
Abundant Numbers
986th
1,163rd
909th657th2,364th935th586th
455th1,218th
478th372nd
1,323rd1,188th633rd
2,005th820th499th808th
297th737th
1,862nd
536th
2,118th700th
2,297th
1,490th
Abundant Numbers (Long)
478th
1,056th
842nd1,151st650th
210th
627th646th
582nd599th
734th750th958th
248th684th488th826th
76th433rd
724th
179th
660th424th
1,329th
624th
Arabic to Roman
1,014th
532nd149th
703rd24th
925th1,437th
449th980th
1,547th695th
380th
630th2nd
112th
312th
Arithmetic Numbers
447th
411th
474th438th310th
101st
629th634th
282nd
374th302nd1,462nd
1,011th
341st1,199th
1,072nd118th
636th
43rd
903rd772nd
679th
511th
Arrows
498th
461st603rd
66th
340th390th
115th226th
286th
467th
358th159th
282nd
41st
513th371st
600th
Ascending Primes
505th437th
468th
595th398th
165th
191st652nd263rd
528th
495th84th
128th508th
422nd
448th507th
852nd
286th
ASCII Table
507th
688th
692nd533rd852nd
401st
407th482nd
546th
269th
450th
359th416th
1,607th201st
572nd
318th
947th440th
606th
703rd
Billiards
122nd
325th54th
73rd
143rd
138th
120th179th💎
263rd
230th110th
145th
228th
77th
294th170th
133rd
brainfuck
858th
282nd
184th
507th
💎
149th161st
92nd
106th
910th
Calendar
30th
187th237th
123rd
2nd
121st
Card Number Validation
409th
495th263rd715th
211th
174th
503rd
269th305th400th
556th
131st461st
627th139th
104th
360th466th
310th
Catalan Numbers
1,152nd536th
554th1,018th
429th
308th668th
612th629th
567th937th487th
143rd1,478th
641st
30th
119th1,388th
1,425th
597th
Catalan’s Constant
944th
293rd
522nd
499th
620th2nd
510th
277th
576th
Christmas Trees
2,448th773rd
1,147th
1,087th1,219th
542nd
319th987th
236th
532nd
78th
613th
424th249th
1,185th339th
415th
894th346th
954th
887th
Collatz
1,248th
1,147th
713th1,468th818th
1,111th
1,084th709th
645th
651st1,039th1,120th
1,887th
379th205th
1,161st997th
926th
169th
1,625th914th
1,160th
747th
Continued Fractions
219th
54th
76th188th
165th
170th
207th197th
299th
21st
198th
CSS Colors
532nd483rd
544th
626th
346th
250th
436th
470th365th
582nd
1st
403rd
624th
705th
Cubes
425th
379th
93rd
571st
199th
59th
292nd338th
137th
812th
1,001st
Day of Week
917th674th
242nd
485th748th
466th659th
701st366th582nd
983rd
308th385th
1,241st636th
1st67th
728th865th
457th
859th
DFA Simulator
170th165th
59th
112th105th
194th
💎
189th
132nd72nd
65th
26th
369th221st
252nd
Diamonds
1,066th
873rd
625th163rd
540th
291st
412th267th
228th
117th
473rd
491st386th
642nd313th
453rd
1,081st514th
116th
553rd
Divisors
4,746th1,068th
1,951st
2,264th4,137th3,160th
729th
419th2,470th
2,631st1,223rd
2,084th1,264th140th2,094th
2,803rd1,005th2,214th1,995th2,433rd
253rd788th
1,259th
36th
1,018th327th
1,740th
1,281st
Emirp Numbers
1,646th
931st635th275th259th
758th
115th232nd
371st670th923rd1,023rd
996th2,207th690th583rd
34th812th
295th
727th613th
1,318th
1,647th
Emirp Numbers (Long)
846th675th
279th
575th
155th
415th502nd338th
309th
638th82nd
1st263rd
210th
530th583rd
185th
311th
Emojify
364th505th
218th
435th
260th
310th486th
731st
186th
441st
936th
Evil Numbers
989th
1,027th1,735th1,736th915th1,289th
390th1,354th
1,266th858th
1,126th1,216th41st
2,396th767th514th2,244th2,872nd1st1,323rd
2,648th1,281st
50th
1,586th1,362nd2,676th
2,539th
2,458th
Evil Numbers (Long)
735th
600th
520th1,340th855th
828th
258th614th
726th733rd
738th938th37th
1,474th578th468th443rd
1st448th
1,088th
124th
889th658th
1,136th
651st
Factorial Factorisation
380th
489th
242nd477th
328th
276th
💎
353rd
198th450th
402nd
294th
662nd396th
584th
187th
Farey Sequence
336th
363rd
327th
515th
167th
523rd401st
229th273rd
319th
1st
776th
312th335th
762nd262nd
426th
64th
493rd392nd
380th
340th
Fibonacci
6,365th3,214th
3,190th6,263rd7,075th2,773rd9,170th1,940th903rd879th3,402nd6,186th5,352nd3,606th9,359th392nd1,903rd2,279th4,351st2,610th9,019th9,267th6,946th6,851st2,698th1,020th1st2,587th5,636th7,797th4,585th866th231st2,555th5,725th1st2,456th7,876th2,592nd8,639th3,958th8,583rd8,514th5,567th56th7,386th4,951st8,871st2,568th738th9,119th
2,500th3,745th8,012th8,760th5,349th8,980th5,503rd4,875th
Fizz Buzz
9,005th3,827th
2,205th
2,131st2,862nd5,808th
1,700th
3,829th3,280th
2,838th2,908th
3,194th6,063rd4,941st
7,491st585th23rd714th
4,129th1,683rd
3,668th
797th
2,721st3,068th
4,525th
7,632nd
6,147th
Foo Fizz Buzz Bar
2,302nd508th
548th
255th460th501st
189th
253rd1,376th
414th508th
572nd1,763rd21st
1,817th552nd416th212th
728th443rd
1,255th
25th
1,319th969th
496th
1,871st
980th
Forsyth–Edwards Notation
414th530th
201st
298th304th
267th
💎
460th
465th197th
374th296th
166th
657th506th
454th
Fractions
915th
1,008th
1,366th438th
155th
250th702nd
298th495th
462nd1,028th485th
550th
755th598th
931st306th
96th
10th484th
1,214th
849th
Game of Life
450th483rd
201st
501st
💎
329th
250th239th
356th
157th
616th
580th
Gijswijt’s Sequence
115th
473rd159th
51st
420th260th
331st138th
151st
353rd
118th
336th204th
295th234th
172nd
17th
568th
313th
144th
Gray Code Decoder
251st
239th
258th
182nd
207th255th
137th
424th
15th
245th309th272nd134th
1st85th
332nd
73rd
294th
282nd
Gray Code Encoder
140th
107th385th
295th301st
468th214th153rd
574th164th75th556th
1st198th
475th
28th
51st261st
489th
Happy Numbers
1,051st
1,013th1,299th622nd308th423rd
977th861st
188th282nd
372nd427th701st
981st
1,078th612th
731st769th
455th
1,240th824th
1,158th
1,209th
Happy Numbers (Long)
1,172nd
788th1,175th
215th
545th593rd
712th
520th286th772nd
890th
601st224th
535th401st
52nd
898th526th
709th
414th
Hexdump
415th
291st533rd
46th
269th379th
289th
151st
218th
198th
165th246th
229th
19th
540th
361st
Hilbert Curve
64th
5th
51st
135th
Intersection
531st953rd
315th
256th343rd
401st
281st
313th
716th
366th550th
1,182nd627th
173rd
850th139th
209th
697th
Inventory Sequence
1,051st
1,022nd
911th
259th
568th
775th
470th
770th
840th
336th863rd
885th705th
91st
557th
867th
444th
ISBN
506th
400th1,042nd
613th
680th652nd
510th688th768th
947th
96th290th
489th471st
461st
1,029th570th
1,084th
451st
Jacobi Symbol
559th
328th
150th
484th
254th16th336th
618th
139th464th
325th
123rd
676th
500th
Kaprekar Numbers
304th1,050th935th266th590th
442nd
306th258th
305th
283rd205th595th
184th
318th573rd
619th250th
414th
401st267th
521st
214th
Kolakoski Constant
135th
247th373rd
215th
264th
214th
149th
229th
271st723rd
317th
219th
400th
569th
171st
Kolakoski Sequence
446th
647th
599th928th955th
211th
128th
518th555th
956th
766th
617th
497th742nd
1st821st
757th
154th
587th185th
975th
496th
Leap Years
1,417th
922nd
511th1,498th3,137th
2,041st
872nd975th
655th
1,445th
1st
1,277th1,049th473rd1,226th
167th1,098th
1,197th
1,952nd1,792nd
2,529th
1,628th
Levenshtein Distance
499th781st
674th
77th350th
489th
238th
787th
390th588th
783rd556th
361st
661st
338th
411th
571st
Leyland Numbers
939th
787th733rd
83rd
685th488th
163rd265th
384th582nd66th
471st
629th160th
812th212th
4th
801st404th
708th
500th
ln 2
176th
1,536th
542nd
154th
397th526th
456th
497th
386th
777th81st
488th
3rd
28th
521st
821st
364th
Look and Say
458th
187th216th
482nd
68th424th
145th550th
330th616th19th
745th
22nd98th
41st268th
398th
223rd326th
892nd
698th
Lucky Numbers
798th425th
119th
576th
744th381st
641st
697th125th
570th346th
35th
456th700th
513th
Lucky Tickets
590th
241st
475th406th
408th
326th
420th
589th
342nd130th
2nd161st
205th
607th
626th
491st
Mahjong
101st
131st
204th
89th
170th
Mandelbrot
119th
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
140th
398th
224th
395th
384th
57th
282nd
Minesweeper
189th
179th
246th
147th
150th
166th
1st
137th91st
256th
263rd
134th
Morse Decoder
206th426th
229th
228th
💎
396th
215th277th
387th
226th
345th
Morse Encoder
268th
273rd382nd
198th
360th
249th
28th
440th
278th264th
518th
294th132nd
475th
136th
Multitap Input
234th
185th199th
119th
143rd91st
75th
131st
💎
52nd193rd
50th
51st
205th
107th
138th
Musical Chords
246th170th
205th
96th
218th
336th
189th129th
182nd
185th
N Queens
202nd
437th476th
236th
66th
149th
304th
18th
470th
278th177th
425th
168th
561st
Niven Numbers
1,059th
1,426th
1,375th1,294th2,408th1,320th386th
291st875th
790th1,239th
1,343rd991st1,802nd
2,133rd640th75th478th
1,745th662nd
1,256th
230th
2,051st406th
2,379th
2,315th
Niven Numbers (Long)
1,537th
1,366th
1,243rd979th1,382nd
701st
151st1,502nd
1,013th894th
1,081st1,222nd1,084th
1,283rd1,145th334th287th
807th431st
1,586th
205th
73rd1,466th
1,240th
1,391st
Number Spiral
266th886th449th508th421st
293rd
241st254th
162nd
156th467th33rd
251st
358th298th
306th397th
1,642nd
264th537th
550th420th
490th
168th
Odious Numbers
723rd
708th1,362nd1,290th774th1,050th
239th1,298th
867th738th
1,150th902nd38th
1,618th534th383rd2,144th2,352nd1st1,307th
855th
47th
1,713th1,090th2,582nd
2,398th
2,152nd
Odious Numbers (Long)
616th
622nd
497th1,061st607th
671st
211th634th
696th712th
714th833rd37th
1,398th408th241st591st
1st391st
705th
46th
993rd665th
1,457th
643rd
Ordinal Numbers
1,389th
759th567th
1,056th
987th
442nd
988th
794th
185th602nd
1,372nd946th
385th
1,155th742nd
384th2nd
1,040th
PalindromemordnilaP
428th659th
60th
381st
640th
287th
55th
602nd
349th250th
297th117th
76th
570th336th
460th
Pangram Grep
724th
2,146th
1,346th1,212th
197th
171st498th
588th524th
769th925th290th
1,384th
1,004th469th
96th254th
1,411th
41st
1,951st
351st448th
1,163rd1,251st
936th
Partition Numbers
253rd
301st
414th
383rd97th468th
99th
411th298th
385th186th
205th336th152nd340th
49th371st
528th393rd
44th
34th438th
667th
443rd
Pascal’s Triangle
845th
1,519th
1,013th1,106th
514th
885th
1,156th1,080th
1,105th1,698th679th
1,685th
890th236th
1st1,587th
752nd
96th
1,374th1,610th
1,971st
1,527th
Pernicious Numbers
1,769th
515th
561st1,672nd1,368th1,090th337th
250th844th
1,272nd1,031st
1,173rd721st1st
1,424th479th176th1,260th
530th755th
1,142nd
41st
956th433rd2,238th
2,316th
1,315th
Pernicious Numbers (Long)
990th
1,034th576th
316th
322nd595th
417th699th
478th822nd271st
923rd490th844th638th
396th554th
552nd
101st
541st356th
1,009th
440th
Poker
349th
150th
6th
310th301st
135th
Polyominoes
102nd
350th
391st
413th
243rd
396th323rd
267th
89th330th
308th357th
400th
371st315th263rd222nd
208th
764th
332nd398th
382nd
370th104th
Prime Numbers
3,619th1,252nd972nd
1,171st
1,289th2,211th1,458th983rd1,638th
1,905th1,508th
614th927th
1,009th1,123rd1,477th
564th1,443rd773rd541st
1st1,738th
1,298th
442nd
1,514th770th
1,798th
2,762nd
Prime Numbers (Long)
2,488th1,190th872nd
926th
801st1,469th880th
609th
499th709th
1,319th868th
998th817th1,304th1,241st
678th1,012th384th512th
1st573rd
1,177th
226th
334th454th
1,854th
1,022nd
Proximity Grid
349th
191st
318th214th
303rd
149th
💎
265th236th
241st
170th
298th
QR Decoder
310th
193rd
123rd
💎
252nd239th
165th
Quine
1,594th
280th
4,515th2,647th4,575th2,033rd2,928th
2,929th
3,072nd2,282nd
2,221st2,286th
2,620th1,646th154th2,056th
2,616th1,606th249th1,710th
1st1,996th
3,259th
770th
484th1,511th
1,840th5,216th
5,324th
2,046th
Recamán
1,232nd
758th1,162nd
168th
649th
766th
1,265th
676th854th
914th595th
70th
609th967th
1,275th
1,078th
Repeating Decimals
64th
40th
77th
294th
218th
30th
127th
14th
210th
Reverse Polish Notation
981st
706th759th
331st
582nd723rd
745th
1st
801st
169th548th
1,114th219th
79th
816th737th
1,098th
Reversi
223rd304th
16th
25th
174th
62nd56th
57th
43rd
214th
Rijndael S-box
257th151st184th281st
394th215th
31st91st
267th
105th
146th
506th
203rd305th
307th
207th
513th170th
81st
52nd
Rock-paper-scissors-Spock-lizard
147th90th
243rd
57th107th
109th
136th
💎
350th
239th112th
75th
191st
461st440th
433rd
385th
Roman to Arabic
919th
1,262nd
1,085th643rd
634th
803rd
876th1,258th
1,215th
329th1,070th
530th2nd1,334th
849th
ROT13
904th
760th
195th
794th
601st
608th
786th
968th
801st
11th
114th633rd
644th
698th
Rule 110
528th490th
113th
195th405th
497th
224th
639th
358th252nd
489th
74th
221st
256th
496th
Scrambled Sort
414th
66th
187th432nd
384th
218th
💎
297th
51st247th
28th
353rd
Set
280th
52nd
173rd93rd
13th
195th356th
252nd222nd
14th
396th180th
365th
Seven Segment
501st
402nd753rd
245th
347th498th
225th
464th
163rd594th
416th
188th
775th319th
520th
390th
SI Units
142nd
224th66th
176th
Sierpiński Triangle
1,035th
836th756th
272nd
516th472nd
635th
575th
4th998th
783rd
942nd270th
549th745th
155th
646th640th
909th
877th
Smith Numbers
202nd
424th
440th547th825th
210th
150th407th
208th393rd711th
504th
159th362nd
871st120th
164th
388th394th
1,029th
287th
Spelling Numbers
336th87th
1st440th
329th
350th
160th378th
811th
417th
Star Wars GPT
73rd
174th99th
165th
255th
309th
186th222nd
54th
70th
172nd
158th
Star Wars Opening Crawl
208th
103rd
172nd
198th
176th137th
94th
91st
351st
97th
183rd
Sudoku
271st
198th
267th
107th
52nd
188th
341st
Sudoku (Fill-in)
392nd
112th
24th
72nd
286th
80th52nd
238th
195th
Ten-pin Bowling
368th
193rd
💎
284th543rd
366th
612th
184th
Tic-tac-toe
310th120th
205th
69th162nd
126th
187th
286th
368th
73rd62nd
103rd
84th
153rd381st
264th
Time Distance
273rd
48th
383rd
262nd
221st333rd
289th
39th
630th
103rd
141st
Tongue-twisters
1,682nd
737th
159th152nd
148th
627th1,162nd
1,353rd82nd
1,169th
16th
168th
17th440th
396th933rd
116th
956th518th
321st
169th
Topological Sort
270th
69th
224th
157th
48th
266th
337th
133rd
Tower of Hanoi
881st
355th
340th622nd681st1,168th287th1,198th532nd432nd
481st265th
1,218th
748th675th1st517th
437th253rd
980th664th
1,200th421st1,008th807th1,304th199th
1,214th
194th
704th
Transpose Sentence
515th
601st
610th445th198th
248th
110th341st
318th
261st251st1st
594th
471st98th
33rd222nd
75th
353rd159th
652nd
308th
Trinomial Triangle
376th
177th
338th
226th46th
1st196th
308th
381st
United States
615th472nd
444th
138th
187th
193rd110th
132nd
1,195th
413th
400th
630th
Vampire Numbers
285th455th
101st
313th
215th
242nd
200th
515th
248th238th
397th322nd
226th
114th
433rd
826th
487th
Van Eck Sequence
804th
722nd
998th935th
169th
482nd640th
882nd
668th
256th
899th
738th137th
628th532nd
45th
674th748th
866th
485th
Zeckendorf Representation
365th
379th
428th502nd640th
131st
389th359th
147th
478th
58th332nd
252nd
24th
623rd
178th
257th
Zodiac Signs
197th
327th
290th
28th
83rd143rd
182nd
2nd
153rd141st
172nd
8th
369th196th
γ
332nd
296th
549th313th499th
1,189th
621st
690th
279th
619th1st
478th
537th
543rd
441st
λ
759th
293rd227th724th185th936th549th
133rd
157th508th260th
351st
238th791st564th835th296th
701st
173rd
698th645th
670th
268th
π
68th
535th737th
142nd
660th398th
449th
769th
573rd
359th770th7th
781st
163rd
83rd
560th875th
1,333rd
1,453rd
413th
τ
99th
458th690th
119th
620th373rd
382nd
660th
510th
347th670th15th
656th
129th
61st
598th
992nd
370th
φ
305th
1,717th
643rd805th
452nd
514th703rd
674th868th
482nd924th681st
567th872nd69th
799th
46th
198th
793rd
1,207th
431st
√2
287th
1,893rd
1,042nd759th
209th
576th664th
1,003rd
804th361st824th
463rd963rd1,076th141st
293rd
111th
4th
666th
1,375th
467th
𝑒
272nd
971st
1,160th938th
215th
682nd583rd
1,055th
805th
874th
1,146th
493rd1,052nd119th
964th
246th
20th2,345th
573rd927th
1,385th
486th