12 Days of Christmas
2,241st
2,434th
988th
2,462nd
2,415th
243rd
2,409th
2,514th
2,727th
2,207th
714th
586th
394th
2,506th
664th
2,391st
595th
2,466th
1,490th
2,438th
24 Game
248th
262nd
243rd
275th
411th
247th
276th
224th
353rd
435th
240th
290th
264th
237th
374th
143rd
127th
236th
241st
414th
354th
369th
144th
255th
141st
261st
233rd
239th
99 Bottles of Beer
2,718th
833rd
705th
2,300th
1,318th
1,824th
971st
204th
804th
1,327th
2,547th
2,727th
937th
938th
835th
972nd
485th
2,830th
1,224th
2,645th
2,711th
2,764th
904th
2,726th
2,714th
2,723rd
Abundant Numbers
2,085th
912th
1,234th
2,963rd
984th
1,363rd
837th
468th
769th
764th
1,579th
1,127th
1,581st
2,701st
1,048th
2,961st
3,258th
2,495th
472nd
1,261st
2,177th
2,024th
1,881st
2,230th
2,333rd
2,132nd
489th
2,034th
2,380th
2,821st
1,995th
2,596th
2,693rd
3,026th
2,022nd
Abundant Numbers (Long)
1,523rd
1,025th
429th
1,542nd
751st
378th
818th
231st
1,503rd
502nd
1,133rd
601st
1,169th
560th
1,486th
1,562nd
1,028th
313th
1,127th
1,344th
1,437th
686th
523rd
1,265th
1,184th
175th
683rd
1,521st
1,551st
629th
1,522nd
1,506th
1,566th
943rd
Arabic to Roman
1,204th
1,178th
1,119th
93rd
768th
217th
1,169th
201st
527th
675th
1,275th
319th
Arithmetic Numbers
975th
643rd
297th
971st
321st
219th
329th
148th
969th
128th
593rd
441st
334th
216th
1,007th
796th
234th
658th
745th
970th
483rd
761st
39th
429th
957th
983rd
980th
972nd
977th
533rd
Arrows
878th
354th
518th
793rd
749th
455th
Ascending Primes
551st
538th
619th
480th
491st
434th
190th
317th
329th
497th
351st
447th
544th
467th
424th
347th
737th
346th
462nd
507th
634th
313th
521st
442nd
145th
529th
168th
475th
439th
392nd
ASCII Table
1,302nd
1,251st
1,247th
1,487th
1,172nd
1,088th
680th
839th
763rd
1,080th
1,274th
1,107th
944th
1,184th
964th
1,483rd
1,127th
1,495th
1,161st
986th
840th
1,289th
1,440th
971st
801st
1,096th
1,456th
1,227th
1,329th
1,164th
1,049th
1,319th
1,136th
937th
1,048th
1,146th
1,199th
1,340th
978th
brainfuck
347th
661st
691st
246th
256th
Catalan Numbers
1,229th
948th
1,142nd
975th
1,144th
978th
1,019th
930th
1,117th
1,180th
977th
1,157th
951st
962nd
665th
1,173rd
966th
964th
1,072nd
1,156th
1,018th
941st
983rd
993rd
1,023rd
903rd
Catalan’s Constant
495th
274th
650th
292nd
376th
278th
113th
385th
487th
768th
851st
641st
246th
947th
538th
377th
259th
727th
211th
371st
325th
882nd
486th
974th
1,031st
478th
805th
774th
169th
411th
519th
935th
299th
282nd
548th
103rd
Christmas Trees
2,042nd
1,396th
2,118th
916th
1,297th
856th
511th
629th
427th
1,682nd
2,311th
2,349th
508th
720th
707th
900th
488th
689th
429th
541st
2,001st
1,972nd
1,755th
1,951st
1,989th
2,046th
2,021st
Collatz
2,108th
788th
1,585th
2,170th
892nd
96th
556th
1,070th
2,083rd
972nd
2,097th
2,085th
2,074th
2,279th
2,087th
141st
1,087th
1,862nd
2,086th
793rd
1,489th
126th
2,098th
2,095th
2,109th
2,103rd
2,088th
2,119th
2,090th
CSS Colors
885th
745th
421st
510th
544th
935th
892nd
681st
200th
637th
313th
871st
442nd
61st
594th
414th
868th
890th
Cubes
906th
872nd
1,023rd
458th
973rd
444th
72nd
218th
1,005th
345th
395th
96th
233rd
876th
792nd
864th
896th
873rd
846th
Day of Week
771st
895th
751st
742nd
672nd
384th
753rd
801st
772nd
219th
846th
608th
DFA Simulator
257th
Diamonds
1,411th
1,293rd
1,576th
1,573rd
1,378th
1,477th
1,199th
1,192nd
1,159th
130th
1,303rd
919th
1,601st
1,461st
1,490th
1,056th
1,428th
752nd
1,033rd
768th
460th
1,445th
841st
1,379th
1,668th
856th
1,460th
1,325th
1,280th
1,234th
1,354th
1,575th
1,360th
Divisors
4,210th
2,601st
3,831st
2,612th
1,982nd
4,261st
1,532nd
2,367th
2,010th
1,610th
4,132nd
2,695th
1,810th
2,504th
2,844th
2,759th
1,007th
3,625th
4,191st
1,916th
912th
1,277th
3,207th
3,318th
208th
1,324th
2,161st
3,156th
886th
2,507th
4,150th
4,156th
2,767th
4,154th
4,147th
4,313th
2,723rd
Emirp Numbers
519th
2,070th
1,633rd
1,912th
779th
827th
378th
895th
518th
468th
179th
385th
669th
1,696th
703rd
2,280th
977th
558th
534th
412th
295th
842nd
285th
709th
466th
714th
997th
489th
477th
1,659th
465th
Emirp Numbers (Long)
795th
821st
871st
791st
785th
766th
138th
800th
301st
806th
441st
805th
865th
809th
746th
433rd
776th
803rd
834th
214th
807th
813th
825th
815th
784th
829th
770th
Emojify
878th
827th
849th
525th
914th
106th
500th
368th
835th
915th
925th
954th
887th
143rd
865th
818th
886th
295th
922nd
331st
693rd
614th
928th
Evil Numbers
2,697th
2,727th
3,350th
3,202nd
2,624th
2,853rd
967th
1,259th
768th
1,154th
539th
1,306th
803rd
1,817th
1,269th
1,257th
2,352nd
3,452nd
3,799th
3,218th
831st
1,118th
2,470th
2,157th
1,586th
2,295th
1,963rd
2,182nd
168th
1,984th
922nd
554th
1,998th
3,265th
870th
2,271st
3,122nd
2,405th
Evil Numbers (Long)
1,627th
1,417th
1,589th
1,583rd
1,207th
1,615th
1,242nd
1,418th
775th
386th
1,606th
662nd
645th
970th
1,357th
554th
1,246th
1,538th
1,700th
1,613th
670th
1,402nd
1,159th
1,149th
1,343rd
770th
1,398th
1,439th
91st
1,038th
673rd
1,619th
1,631st
1,345th
1,617th
1,434th
1,715th
1,448th
Factorial Factorisation
474th
553rd
519th
503rd
431st
407th
410th
514th
382nd
373rd
141st
395th
577th
487th
498th
542nd
605th
401st
418th
447th
387th
461st
403rd
581st
390th
473rd
456th
330th
411th
257th
399th
564th
385th
Farey Sequence
676th
656th
773rd
661st
742nd
651st
333rd
647th
477th
748th
649th
806th
653rd
648th
667th
485th
681st
655th
662nd
456th
692nd
657th
680th
666th
660th
677th
652nd
Fibonacci
6,035th
4,405th
6,388th
3,276th
2,553rd
6,892nd
2,054th
2,289th
2,113th
3,336th
4,013th
3,054th
4,573rd
3,196th
2,667th
6,923rd
7,289th
3,262nd
1,900th
5,091st
3,055th
5,631st
901st
5,743rd
6,277th
7,131st
920th
3,463rd
5,968th
6,332nd
6,913th
6,329th
5,616th
7,147th
5,307th
Fizz Buzz
10,520th
4,389th
9,501st
7,166th
3,268th
9,325th
1,266th
2,474th
2,113th
4,149th
1,915th
8,193rd
1,862nd
9,220th
10,797th
8,816th
809th
13th
5,286th
4,873rd
8,453rd
5,961st
10,751st
732nd
2,498th
9,466th
10,081st
8,565th
10,034th
7,818th
10,728th
3,229th
Foo Fizz Buzz Bar
2,173rd
756th
2,085th
1,766th
676th
2,060th
804th
1,887th
1,065th
349th
361st
1,862nd
2,010th
2,310th
2,033rd
1,414th
1,299th
1,650th
626th
1,797th
133rd
1,624th
2,155th
2,164th
1,812th
2,169th
2,171st
2,275th
2,172nd
Forsyth–Edwards Notation
532nd
464th
155th
401st
495th
332nd
370th
165th
Fractions
1,338th
425th
520th
1,275th
788th
308th
Game of Life
486th
Gijswijt’s Sequence
483rd
489th
461st
440th
464th
482nd
452nd
151st
439th
399th
509th
454th
638th
493rd
447th
278th
494th
319th
467th
240th
476th
390th
477th
468th
301st
485th
455th
474th
466th
411th
458th
Happy Numbers
574th
1,835th
1,344th
1,189th
737th
1,092nd
539th
1,139th
188th
566th
841st
795th
2,247th
1,644th
580th
1,026th
410th
1,209th
1,199th
2,064th
462nd
1,276th
1,306th
786th
844th
552nd
949th
1,545th
753rd
Happy Numbers (Long)
1,116th
1,115th
1,236th
1,077th
1,079th
999th
556th
1,088th
758th
1,114th
1,034th
1,264th
1,105th
945th
825th
959th
1,078th
1,120th
663rd
1,132nd
1,129th
1,145th
1,110th
1,040th
1,315th
1,020th
Hexdump
125th
352nd
Intersection
977th
375th
790th
315th
Inventory Sequence
806th
698th
798th
696th
692nd
689th
680th
682nd
688th
718th
685th
784th
695th
683rd
618th
703rd
684th
711th
687th
694th
691st
704th
728th
697th
710th
693rd
ISBN
1,047th
291st
407th
489th
593rd
318th
Jacobi Symbol
299th
260th
416th
235th
Kolakoski Constant
508th
291st
1,091st
348th
368th
306th
119th
393rd
482nd
689th
836th
688th
328th
837th
322nd
411th
270th
687th
458th
314th
280th
801st
494th
939th
886th
460th
730th
467th
708th
79th
571st
511th
888th
444th
305th
610th
196th
Kolakoski Sequence
1,282nd
1,126th
1,035th
1,022nd
1,034th
1,043rd
1,019th
985th
1,008th
1,002nd
1,227th
1,017th
1,245th
1,021st
1,012th
1,072nd
1,030th
1,095th
987th
1,051st
1,000th
1,033rd
1,082nd
1,004th
1,007th
1,010th
1,036th
1,040th
1,024th
Leap Years
3,522nd
1,041st
781st
3,475th
609th
899th
467th
2,194th
3,518th
1,729th
1,871st
1,470th
993rd
252nd
1,183rd
3,310th
3,693rd
1,487th
838th
556th
2,101st
2,808th
1,755th
1,617th
2,088th
1,095th
1,896th
919th
3,531st
3,559th
1,269th
3,540th
1,359th
3,617th
1,176th
2,715thLevenshtein Distance
319th
605th
481st
628th
580th
Leyland Numbers
978th
945th
983rd
943rd
1,048th
933rd
956th
941st
1,001st
1,162nd
927th
959th
975th
924th
1,027th
1,053rd
977th
976th
998th
1,109th
949th
1,067th
637th
946th
1,097th
971st
ln 2
547th
509th
720th
472nd
485th
470th
483rd
487th
318th
743rd
811th
716th
677th
446th
858th
619th
507th
439th
733rd
300th
535th
469th
955th
545th
956th
912th
277th
801st
565th
742nd
437th
482nd
552nd
865th
514th
466th
575th
307th
Look and Say
1,263rd
1,065th
1,285th
1,078th
1,177th
1,056th
1,070th
1,043rd
1,092nd
1,326th
1,051st
771st
1,082nd
1,040th
871st
1,119th
265th
1,081st
1,085th
1,147th
1,118th
1,069th
1,083rd
1,063rd
1,224th
1,064th
Lucky Numbers
699th
704th
789th
674th
669th
667th
663rd
664th
683rd
684th
671st
766th
695th
662nd
715th
665th
675th
703rd
682nd
686th
680th
705th
696th
672nd
852nd
673rd
Lucky Tickets
545th
528th
488th
535th
421st
490th
526th
494th
Maze
172nd
282nd
254th
319th
328th
267th
Medal Tally
221st
332nd
371st
305th
Morse Decoder
341st
310th
201st
297th
496th
Morse Encoder
594th
259th
481st
743rd
353rd
585th
213th
447th
623rd
Musical Chords
310th
N Queens
101st
295th
432nd
294th
378th
267th
36th
91st
162nd
427th
333rd
269th
361st
207th
258th
251st
288th
270th
271st
419th
152nd
373rd
315th
296th
94th
257th
262nd
265th
Niven Numbers
2,427th
1,884th
2,290th
2,102nd
791st
2,491st
1,000th
803rd
1,102nd
2,066th
888th
994th
1,014th
1,258th
1,514th
1,999th
927th
3,065th
2,733rd
507th
47th
1,532nd
1,965th
2,328th
2,100th
2,967th
296th
1,542nd
531st
1,498th
2,407th
1,807th
2,002nd
2,862nd
1,232nd
Niven Numbers (Long)
1,439th
1,319th
1,412th
1,321st
964th
1,426th
946th
1,030th
955th
707th
1,427th
580th
512th
1,234th
1,214th
260th
958th
1,494th
1,440th
840th
700th
1,428th
1,167th
1,344th
236th
38th
1,432nd
1,438th
1,430th
1,501st
1,305th
Number Spiral
233rd
905th
853rd
593rd
532nd
826th
433rd
793rd
290th
411th
315th
599th
916th
665th
741st
890th
323rd
997th
378th
291st
582nd
705th
330th
405th
899th
588th
713th
442nd
501st
276th
299th
373rd
358th
Odious Numbers
2,316th
2,331st
2,741st
2,543rd
933rd
2,474th
842nd
998th
759th
1,002nd
495th
1,287th
662nd
1,554th
990th
1,263rd
1,431st
1,967th
2,811th
3,083rd
2,450th
637th
769th
2,013th
1,866th
1,284th
1,658th
1,762nd
1,867th
664th
1,733rd
754th
468th
1,852nd
2,655th
890th
1,746th
2,659th
1,974th
Odious Numbers (Long)
1,441st
1,307th
1,402nd
1,397th
1,131st
1,430th
1,020th
1,260th
569th
360th
1,420th
720th
606th
860th
1,207th
502nd
1,125th
1,371st
1,505th
1,426th
621st
1,202nd
1,073rd
1,057th
1,195th
552nd
1,249th
1,291st
511th
948th
629th
1,428th
1,446th
1,213th
1,431st
1,268th
1,469th
1,277th
Ordinal Numbers
1,408th
1,346th
925th
940th
1,302nd
1,249th
1,234th
757th
1,434th
814th
1,361st
1,279th
1,256th
1,280th
1,241st
1,177th
1,388th
561st
1,254th
866th
1,394th
Pangram Grep
1,852nd
857th
1,940th
1,733rd
1,819th
1,864th
641st
414th
688th
1,821st
1,791st
1,223rd
1,628th
586th
431st
1,775th
214th
1,045th
1,828th
1,877th
Pascal’s Triangle
2,091st
2,130th
2,134th
2,071st
1,886th
1,991st
1,878th
1,981st
1,842nd
947th
1,821st
1,160th
2,099th
1,989th
2,001st
1,815th
2,179th
1,884th
1,790th
1,367th
2,035th
1,364th
1,942nd
1,890th
2,140th
959th
1,974th
1,934th
1,893rd
1,894th
1,873rd
2,133rd
1,869th
Pernicious Numbers
1,143rd
957th
2,206th
1,040th
1,750th
1,647th
585th
664th
757th
802nd
700th
730th
814th
938th
559th
768th
494th
1,614th
2,380th
981st
515th
828th
726th
1,596th
255th
372nd
980th
24th
652nd
344th
858th
1,682nd
599th
1,244th
394th
1,985th
472nd
Pernicious Numbers (Long)
925th
843rd
871st
895th
661st
921st
639th
753rd
466th
296th
922nd
381st
429th
608th
662nd
96th
712th
814th
1,017th
926th
352nd
734th
460th
852nd
685th
367th
740th
258th
389th
373rd
927th
951st
727th
933rd
923rd
935th
730th
Poker
332nd
227th
Prime Numbers
2,560th
2,440th
3,480th
1,201st
2,904th
1,572nd
2,436th
670th
1,165th
532nd
1,940th
1,840th
2,138th
2,009th
1,285th
208th
1,759th
3,971st
4,132nd
2,542nd
1,373rd
1,721st
2,191st
2,016th
2,499th
1,264th
2,837th
1,271st
1,500th
1,973rd
549th
1,354th
3,059th
1,602nd
1,420th
3,364th
1,881st
Prime Numbers (Long)
1,834th
1,156th
1,543rd
819th
1,885th
1,137th
1,057th
947th
1,117th
1,815th
1,124th
810th
1,241st
1,149th
124th
989th
1,859th
1,984th
1,404th
877th
1,066th
1,050th
1,817th
780th
1,037th
1,595th
921st
605th
1,121st
1,821st
1,840th
1,215th
1,828th
1,818th
1,864th
1,297th
Proximity Grid
283rd
382nd
QR Decoder
321st
271st
Quine
1st
216th
3,954th
3,199th
2,464th
3,379th
542nd
Recamán
1,127th
1,104th
1,169th
1,082nd
1,070th
1,066th
868th
1,076th
986th
1,103rd
1,068th
1,274th
1,102nd
1,055th
1,063rd
1,343rd
1,069th
1,084th
1,110th
1,295th
966th
1,105th
1,098th
1,115th
1,089th
1,083rd
1,140th
1,081st
Repeating Decimals
277th
Reverse Polish Notation
803rd
773rd
575th
760th
508th
Rijndael S-box
143rd
445th
633rd
748th
398th
655th
594th
489th
68th
261st
397th
694th
614th
460th
228th
572nd
372nd
473rd
356th
624th
410th
523rd
311th
301st
239th
375th
78th
252nd
Rock-paper-scissors-Spock-lizard
765th
440th
827th
499th
770th
634th
454th
597th
759th
774th
Roman to Arabic
994th
261st
970th
992nd
Rule 110
876th
877th
866th
906th
889th
317th
863rd
1,107th
865th
750th
846th
862nd
949th
851st
852nd
910th
869th
890th
Seven Segment
876th
299th
342nd
861st
718th
410th
307th
436th
SI Units
217th
122nd
149th
Sierpiński Triangle
1,429th
1,124th
1,145th
1,021st
641st
821st
506th
1,484th
1,160th
804th
941st
441st
990th
895th
698th
1,206th
1,402nd
1,187th
Smith Numbers
690th
707th
735th
684th
675th
670th
624th
674th
697th
689th
687th
748th
704th
646th
747th
581st
677th
710th
872nd
695th
702nd
484th
717th
700th
678th
801st
664th
Spelling Numbers
720th
119th
609th
112th
740th
741st
Star Wars Opening Crawl
341st
421st
343rd
386th
Sudoku
430th
Ten-pin Bowling
235th
232nd
Time Distance
143rd
360th
Tongue-twisters
203rd
513th
247th
686th
472nd
537th
362nd
1,353rd
233rd
179th
437th
322nd
1,280th
1,159th
882nd
859th
921st
1,552nd
353rd
717th
948th
1,453rd
992nd
1,148th
887th
202nd
1,115th
273rd
415th
1,620th
339th
170th
964th
378th
1,203rd
1,602nd
603rd
1,453rd
937th
292nd
1,403rd
963rd
1,145th
355th
348th
197th
419th
833rd
444th
187th
255th
328th
311th
482ndUnited States
977th
739th
571st
664th
758th
799th
447th
704th
425th
997th
951st
550th
779th
750th
834th
429th
956th
406th
796th
793rd
895th
Vampire Numbers
67th
834th
500th
628th
388th
361st
298th
443rd
370th
522nd
451st
574th
603rd
587th
253rd
662nd
161st
409th
599th
524th
532nd
286th
651st
402nd
219th
649th
226th
Van Eck Sequence
1,095th
1,150th
937th
979th
929th
920th
914th
910th
907th
915th
949th
911th
939th
933rd
909th
845th
931st
830th
944th
913th
952nd
921st
958th
934th
932nd
957th
930th
Zodiac Signs
452nd
439th
447th
402nd
444th
446th
γ
143rd
512th
494th
207th
304th
160th
324th
128th
104th
137th
468th
746th
815th
737th
379th
844th
623rd
166th
988th
817th
255th
117th
153rd
740th
172nd
321st
114th
759th
105th
890th
747th
449th
656th
749th
452nd
739th
123rd
371st
536th
319th
232nd
193rd
250th
111th
λ
122nd
719th
275th
513th
126th
225th
135th
44th
349th
410th
1,020th
879th
673rd
601st
1,258th
1,065th
102nd
1,018th
226th
125th
123rd
660th
423rd
143rd
56th
672nd
329th
1,377th
1,247th
397th
835th
633rd
716th
99th
600th
742nd
650th
302nd
103rd
1,064th
114th
π
1,264th
1,711th
1,063rd
1,689th
777th
858th
744th
933rd
923rd
1,129th
1,836th
2,019th
1,632nd
1,828th
2,676th
1,611th
650th
2,257th
1,364th
1,002nd
645th
1,687th
478th
1,195th
763rd
2,795th
1,236th
2,420th
2,426th
1,083rd
2,014th
1,318th
1,774th
612th
925th
1,210th
2,156th
1,094th
735th
1,515th
455th
τ
859th
1,081st
768th
1,067th
630th
677th
609th
710th
699th
791st
1,136th
1,229th
1,008th
1,122nd
1,496th
1,013th
551st
1,309th
921st
744th
545th
1,065th
232nd
813th
622nd
1,544th
774th
1,376th
1,419th
775th
1,210th
896th
1,108th
524th
707th
840th
1,284th
792nd
598th
997th
423rd
φ
1,028th
1,161st
900th
1,360th
825th
864th
826th
250th
858th
502nd
1,336th
1,379th
1,216th
1,316th
1,688th
1,093rd
834th
1,449th
1,191st
889th
542nd
1,209th
604th
943rd
817th
1,589th
961st
1,501st
1,502nd
417th
1,128th
1,134th
1,318th
707th
865th
989th
1,669th
916th
863rd
1,027th
545th
√2
1,176th
1,308th
1,036th
1,566th
942nd
1,018th
961st
267th
989th
525th
1,477th
1,542nd
1,360th
1,459th
1,893rd
1,278th
991st
1,622nd
1,149th
1,023rd
229th
1,333rd
539th
1,097th
924th
1,889th
1,039th
1,663rd
1,679th
428th
1,591st
1,334th
1,470th
849th
990th
1,099th
1,891st
1,042nd
995th
1,182nd
580th
𝑒
1,103rd
1,724th
1,306th
1,032nd
1,419th
926th
930th
886th
988th
971st
1,047th
1,416th
1,491st
1,229th
1,500th
2,176th
1,396th
824th
1,778th
1,110th
998th
823rd
1,304th
659th
1,025th
916th
2,124th
1,063rd
2,078th
1,901st
1,027th
1,643rd
1,626th
1,115th
1,303rd
846th
927th
1,067th
1,693rd
1,001st
889th
1,279th
899th