12 Days of Christmas
340th
1,578th2,077th1,549th
1,953rd
1,822nd
2,610th
1,686th
975th2,124th1,695th
1,136th
1,059th
877th
1,199th282nd
24 Game
528th
99 Bottles of Beer
461st
1,677th1,477th1,093rd
691st
1,557th
1,320th
1,408th1,111th557th
1,455th
875th
891st
Abundant Numbers
644th2,582nd1,983rd1,685th
1,035th975th558th
623rd1,119th1,301st3,000th1,701st1,224th1,084th2,364th2,599th1,722nd
2,103rd895th
2,358th
2,433rd
1,702nd655th
2,747th
1,960th1,304th
725th1,821st
3,283rd1,841st3,340th2,173rd
Abundant Numbers (Long)
1,218th1,756th1,450th604th
1,198th584th1,152nd
395th
703rd
1,349th957th532nd
1,405th
1,655th705th
1,682nd
1,738th
1,265th859th
1,798th
483rd
1,188th1,528th
686th1,762nd1,333rd
Arabic to Roman
503rd
556th663rd404th
291st
783rd81st
64th
580th
910th
1,097th
582nd
397th
558th766th
343rd
Arithmetic Numbers
831st
960th522nd
488th291st501st
766th
263rd
782nd517th504th1,530th1,236th
1,178th298th
741st393rd
1,351st
1,074th982nd748th
945th
1,007th
96th1,328th
883rd964th608th
644th
581st
915th
Arrows
714th
683rd
936th
534th
693rd
729th792nd
486th
790th
707th
Ascending Primes
506th453rd
476th
520th562nd486th
369th548th507th
498th518th
60th
467th
541st
332nd
609th342nd
448th
717th299th446th
698th
644th557th406th
ASCII Table
632nd
1,060th
951st464th627th
265th
440th
923rd
556th
844th1,000th910th
432nd
452nd
482nd
638th
brainfuck
1,081st
838th
824th
1,085th
492nd
Card Number Validation
690th
Catalan Numbers
1,369th
502nd
1,180th1,305th694th934th710th678th919th
1,164th
537th
812th
217th
1,167th338th
445th
1,138th
727th
468th
1,356th744th
673rd
788th
Catalan’s Constant
1,235th1,142nd1,048th867th916th1,108th735th803rd668th
321st
1,198th911th1,030th1,152nd1,128th1,114th1,270th1,113th558th
643rd1,527th
1,287th
738th782nd1,200th
3rd
1,007th766th458th676th1,451st1,084th1,413th1,227th1,117th990th1,483rd274th1,495th713th
345th430th847th1,201st410th751st692nd648th
Christmas Trees
1,817th
936th
1,238th1,437th949th
1,520th
832nd
760th632nd
756th
1,612th
1,359th885th867th
911th
774th
696th
145th
1,989th
554th
721st625th
Collatz
530th
1,838th1,105th
1,372nd250th878th
2,090th
866th1,392nd
2,414th
1,160th
2,228th
1,198th750th
2,526th1,403rd
441st
1,234th
1,828th
1,629th2,009th2,168th
CSS Colors
715th
574th
508th
1,160th
93rd
540th
424th
580th
1st
340th
518th
458th
536th
Cubes
244th
769th
755th
819th
810th
230th
135th
Day of Week
956th886th
201st736th604th683rd
314th
994th824th719th497th545th356th
338th
1,038th767th
1,056th
659th
923rd176th
58th1,049th
1,136th960th
1,062nd
880th
938th
DFA Simulator
Diamonds
1,061st
778th
765th
450th
602nd
1,248th
910th
812th
1,179th1,067th990th
525th
1,568th1,554th
Divisors
2,221st3,549th1,868th1,910th
1,952nd1,767th2,400th
3,027th
1,764th
1,543rd1,762nd3,488th4,038th2,824th
1,169th
3,366th
2,574th1,573rd
3,270th
1,364th1,745th
1,904th
3,003rd1,993rd
28th
2,080th
560th
2,472nd3,113th
1,159th
2,239th
Emirp Numbers
2,128th
2,055th1,004th
682nd376th213th
630th401st495th777th990th1,297th651st804th
692nd
555th
2,837th
781st1,005th
1,492nd2,127th
1,923rd
509th335th
399th930th1,391st
888th1,221st
817th
Emirp Numbers (Long)
702nd
485th591st
592nd453rd490th
1,003rd
528th
658th524th
298th
436th
777th
945th
938th
369th
876th
551st
792nd
612th
Emojify
544th
733rd
547th
742nd
476th
620th
386th
688th406th
Evil Numbers
2,386th1,615th2,280th1,682nd
749th629th813th1,987th884th935th700th3,208th689th1,017th588th671st1,625th537th
2,736th730th3,141st1,918th
4,686th1,775th604th1,604th473rd
1,677th2,770th2,679th1,652nd2,310th2,402nd1,771st
1,521st3,276th844th43rd3,576th
1,523rd1,723rd1,498th3,160th
1,489th1,891st1,919th1,114th3,594th1,494th
Evil Numbers (Long)
1,166th1,441st729th743rd
702nd341st666th1,343rd582nd
277th
461st598th387th
1,261st565th
1,613th528th1,709th1,258th
1,159th
1,101st423rd
930th1,547th1,363rd620th991st
1,263rd
939th1,662nd1,577th39th1,814th
1,960th1,072nd906th1,819th
573rd534th
610th1,906th817th
Factorial Factorisation
1,055th928th895th1,012th713th1,081st951st905th
732nd
1,129th
1,134th849th886th788th
975th757th
743rd1,208th
878th
799th910th
1,161st
914th770th
656th1,151st1,033rd1,105th858th1,059th
1,189th770th1,172nd808th
507th696th820th723rd
1,018th1,094th865th595th
Farey Sequence
579th
515th417th
461st384th401st
366th
678th690th
569th
582nd
745th674th
795th
796th888th
82nd726th
535th
711th
637th
629th
757th
Fibonacci
2,089th4,230th2,145th1,783rd8,867th707th920th618th3,739th5,955th4,927th2,531st5,121st3,624th1,857th1,117th5,411th5,863rd1,143rd
4,263rd793rd7,977th4,270th
3,902nd5,647th3,656th200th
6,623rd6,213th2,354th511th2,407th3,175th1,888th
3,101st353rd4,826th44th5,788th2,722nd1,882nd2,908th2,838th3,977th
2,380th2,325th2,030th
983rd7,843rd3,857th
Fizz Buzz
1,293rd8,691st5,649th1,415th
2,328th4,269th1,425th
4,065th11,126th1,368th
4,880th3,844th2,447th4,346th
7,381st
4,900th
4,392nd
6,874th
7,531st3,853rd127th
4,394th4,480th5,250th
8,438th
1,987th3,067th4,792nd
724th
3,362nd4,716th4,069th5,256th
4,384th7,943rd
4,983rd10,892nd3,962nd4,616th
Foo Fizz Buzz Bar
395th
1,613th590th
1,624th1,747th1,418th
1,486th
321st
1,068th1,373rd1,212th2,216th
1,455th
1,361st
2,294th1,116th899th
1,945th1,120th1,486th
882nd
11th
1,456th1,260th1,178th1,926th
1,255th2,080th
1,423rd
1,374th
Forsyth–Edwards Notation
387th
646th657th644th
595th
618th
549th
546th
701st
567th
599th
587th316th
Fractions
1,205th
1,079th
573rd
1,186th
725th
685th
334th
1,595th
1,497th
1,471st
598th
1,245th
879th
Game of Life
722nd
701st
Gijswijt’s Sequence
226th425th
326th
431st500th
395th
411th
432nd292nd
338th
514th
455th
386th
443rd
477th
384th438th383rd161st
Happy Numbers
1,456th2,101st1,687th878th
821st605th623rd
379th582nd1,054th893rd1,097th1,245th643rd460th353rd601st
319th
1,725th
951st884th
1,723rd1,977th
2,120th
2,174th
1,244th
287th513th1,525th
473rd1,271st1,327th
1,267th
1,396th816th2,588th785th
Happy Numbers (Long)
1,070th1,257th629th562nd
843rd813th622nd
1,234th
680th
1,529th847th544th1,442nd1,198th1,479th
193rd
1,046th
736th977th
1,130th
905th
797th
883rd
526th989th
807th
523rd
339th
456th1,367th907th
Hexdump
367th
445th624th475th
649th
181st
634th
541st
127th
500th
220th
Intersection
965th
926th
830th
974th
736th
314th
1,144th
934th
619th
Inventory Sequence
920th
882nd
869th846th829th
918th
769th
687th809th
956th
747th
943rd
938th
791st
ISBN
796th322nd
435th921st452nd
620th
470th1,063rd
1,050th
492nd
951st
165th236th
411th
1,028th
1,189th
295th
1,238th
659th
573rd
Jacobi Symbol
551st
568th492nd501st
485th
491st
351st
517th
452nd
Kaprekar Numbers
332nd
369th
321st
Kolakoski Constant
1,474th1,180th1,015th796th861st1,550th767th762nd660th
934th
1,065th742nd952nd1,146th1,080th739th1,066th860th437th
661st1,522nd
1,224th
811th916th1,100th
1,410th
835th903rd552nd688th1,350th1,105th1,288th957th1,093rd1,216th1,432nd299th1,450th743rd
662nd412th770th1,150th534th725th704th639th
Kolakoski Sequence
1,109th
567th703rd
700th830th618th
1,067th
458th
517th633rd
185th
623rd492nd
825th
915th1,039th
254th
419th
544th
746th487th
Leap Years
1,543rd2,289th2,730th886th
1,007th937th661st
1,431st3,234th1,684th
1,725th680th1,270th2,157th1,588th871st
3,308th1,046th
1,593rd2,137th
1,897th458th
2,727th1,761st2,646th3,231st2,390th3,147th3,250th1,559th952nd1,622nd
1,287th3,177th3,419th3,445th2,171st2,737th
2,052nd2,362nd860th
2,031st3,701st1,530th
Levenshtein Distance
804th
730th
240th
141st
599th
564th
444th
857th
Leyland Numbers
864th
1,092nd
838th645th
1,039th
150th
559th
1,075th1,045th
780th
22nd
1,124th
1,060th
ln 2
1,392nd1,163rd1,097th955th1,013th1,217th828th907th819th
1,189th
399th1,414th1,123rd1,199th1,179th1,196th1,294th1,241st876th
753rd1,525th
1,302nd
925th968th1,210th
166th
1,030th832nd804th782nd1,506th1,150th1,442nd1,215th369th1,067th1,460th756th1,478th863rd
609th736th913th1,280th697th827th766th801st
Look and Say
1,204th
512th
889th834th
791st
847th
685th
591st
819th
1,128th
747th
1,129th
950th545th
Lucky Numbers
768th
784th
761st
741st
133rd
Lucky Tickets
Mahjong
157th
158th
Maze
Medal Tally
465th
462nd
530th
501st
510th
505th
223rd
Morse Decoder
486th
773rd
675th
663rd
604th
Morse Encoder
562nd
752nd
721st
499th
628th
Musical Chords
427th406th
416th
434th
N Queens
432nd
428th
200th
Niven Numbers
1,771st1,601st976th460th
1,433rd388th1,386th1,117th968th1,348th422nd2,402nd253rd994th854th888th796th705th1,568th1,731st929th
2,027th365th
2,430th611th1,775th108th
303rd1,659th1,317th342nd522nd1,122nd1,273rd1,582nd738th509th904th272nd2,023rd569th1,545th1,320th479th
2,238th543rd842nd2,659th719th2,667th815th
Niven Numbers (Long)
1,658th1,586th500th545th
868th873rd845th1,137th979th
713th1,524th1,611th1,143rd770th1,315th637th545th1,408th1,070th468th
1,803rd1,338th
1,510th1,661st1,079th1,080th
177th956th1,202nd704th568th694th901st1,807th1,501st1,120th655th579th1,378th197th1,395th1,541st510th
851st552nd1,024th
672nd1,743rd1,170th
Number Spiral
357th
546th
240th451st376th
316th
492nd243rd
330th398th
364th
373rd
487th545th463rd
464th
142nd
280th
454th
422nd
Odious Numbers
2,356th1,796th2,028th1,234th
666th332nd729th1,631st565th804th576th2,780th526th1,104th481st556th1,040th378th
2,292nd499th2,243rd1,618th
3,765th786th398th1,312th410th
1,168th1,937th2,198th1,290th1,838th1,964th1,645th
1,614th3,030th708th41st2,966th
1,754th1,313th1,203rd2,787th
1,231st1,980th2,059th712th3,077th1,122nd
Odious Numbers (Long)
1,478th1,247th619th769th
465th310th491st1,036th414th
378th
441st603rd330th
1,251st523rd
1,455th499th1,381st1,060th
587th
968th224th
882nd1,244th1,127th447th654th
1,164th
1,148th1,636th1,419th39th1,696th
1,789th984th828th1,663rd
531st927th
558th1,750th739th
Ordinal Numbers
678th
1,457th1,082nd1,405th
1,254th
740th
232nd
251st
1,628th
1,408th
Pangram Grep
900th
1,613th1,473rd1,581st
1,000th
435th1,744th
1,917th1,595th2,167th
1,462nd
1,027th
1,846th
1,689th1,235th1,155th
225th356th
1,251st
1,750th
267th
1,628th1,871st
2,385th1,674th
1,485th2,301st1,540th
Pascal’s Triangle
1,103rd
1,151st
1,181st806th1,124th
1,655th
1,197th
1,174th
749th
1,252nd
1,152nd
1,697th
984th
796th
992nd
697th
1,695th
Pernicious Numbers
2,840th592nd1,230th802nd516th2,448th261st336th533rd1,077th1,019th998th367th1,141st239th825th722nd772nd705th921st958th1,170th658th365th1,145th1,714th2,996th557th898th1,187th143rd
767th1,393rd942nd391st492nd879th850th214th299th121st746th35th1,225th179th1,264th195th437th
1,918th2,058th419th580th1,749th635th1,746th611th
Pernicious Numbers (Long)
1,006th
914th957th
846th534th725th
384th
455th715th604th641st795th
249th
816th753rd897th964th
82nd989th734th817th
562nd629th
498th
628th890th820th1,177th
364th
717th1,077th925th
1,035th
640th
Poker
444th
469th
124th
Prime Numbers
1,467th2,363rd1,501st847th
1,482nd1,026th1,352nd1,516th730th1,097th492nd2,565th2,667th1,961st1,458th674th891st241st
514th1,532nd1,611th315th5,011th1st600th1,718th344th
1,684th1st
1,612th560th1,864th
1,276th1,870th1,682nd576th110th2,573rd1,592nd1,023rd218th696th
1,658th1,368th2,209th703rd3,895th1,964th
Prime Numbers (Long)
1,226th2,083rd1,006th618th
912th691st926th
1,105th
402nd
1,176th782nd
149th
803rd487th1,374th
1st
1,205th173rd
1,137th1st
1,058th
1,237th1,977th
99th2,167th1,422nd760th940th1,286th
1,173rd
666th2,293rd1,324th
Proximity Grid
475th
QR Decoder
Quine
1st
3,966th258th
4,954th2,301st3,894th2,442nd4,260th
2,835th618th
1,847th
1,686th
1,531st
1,540th
2,811th2,752nd2,077th1,869th4,333rd3,810th2,145th1,603rd1,394th
2,657th1,280th
1,813th1,742nd524th2,895th
723rd
5,079th4,036th453rd3,384th
1,709th3,278th
3,913th
2,495th
Recamán
497th
1,209th978th1,111th
962nd
1,206th1,080th
821st
1,184th
739th
990th
Repeating Decimals
477th
Reverse Polish Notation
773rd
854th
343rd
Reversi
300th
340th
267th
329th
382nd
343rd
305th360th310th206th
Rijndael S-box
648th
529th478th497th
489th
334th
617th
Rock-paper-scissors-Spock-lizard
224th
516th517th
859th
573rd
688th
842nd
554th192nd
Roman to Arabic
532nd
750th699th621st
328th
853rd
20th
623rd
495th
497th527th
88th
580th
512th
ROT13
681st
648th
431st
577th
117th
Rule 110
787th
665th
1,095th
1,004th
Scrambled Sort
420th
453rd
214th454th
Seven Segment
738th
839th942nd726th
543rd
712th
609th
572nd
766th
639th578th
SI Units
291st
297th
258th
Sierpiński Triangle
777th
835th816th
749th950th751st
443rd
628th
785th334th
648th
689th
501st
845th
715th
650th647th
Smith Numbers
802nd
340th
198th
Spelling Numbers
379th
463rd
47th
405th
340th
Star Wars Opening Crawl
363rd
330th
309th
98th
Sudoku
433rd
426th
194th
Sudoku (Fill-in)
404th
399th
Ten-pin Bowling
524th
Tic-tac-toe
538th
522nd
Time Distance
365th
480th438th
293rd
306th
514th
Tongue-twisters
552nd
588th
687th789th865th
624th
819th
598th899th
663rd
646th
604th
953rd790th
755th
637th
706th
763rd
United States
769th
911th
882nd
Vampire Numbers
849th
540th
620th864th710th819th
714th
798th
731st
766th823rd
669th861st
759th
755th
Van Eck Sequence
969th
958th
745th711th608th
1,064th
955th
1,060th
1,037th
1,023rd
839th
949th
Zodiac Signs
549th
548th
γ
1,080th512th606th804th521st841st770th990th759th
269th
1,124th1,019th1,025th1,213th1,099th264th1,131st1,001st434th
873rd1,427th
1,225th
690th972nd1,130th
1st
548th792nd591st486th1,271st646th1,344th997th1,116th931st1,385th250th1,399th777th
299th463rd446th393rd357th922nd412th256th
λ
1,779th632nd683rd790th645th1,487th1,090th1,235th1,070th
1,271st
1,459th1,211th1,368th1,797th1,577th1,147th1,622nd1,395th556th
1,096th2,228th
1,728th
992nd1,347th1,413th
2,187th
588th809th747th527th2,012th844th1,846th1,220th1,423rd895th1,895th304th2,157th1,166th
403rd502nd762nd1,373rd469th365th566th336th
π
3,444th818th2,486th2,012th1,160th2,822nd1,682nd1,698th870th
2,607th
1,051st3,176th2,604th2,721st2,577th2,688th2,895th2,846th1,895th
1,528th3,668th
2,952nd
1,977th2,105th1,221st1,880th22nd
2,248th1,799th1,630th1,584th585th2,615th3,388th2,840th972nd2,452nd3,514th1,318th667th1,730th
787th1,473rd1,822nd2,758th1,353rd1,673rd1,909th1,662nd
τ
1,934th1,598th1,516th1,297th935th1,646th1,125th1,174th1,080th
1,564th
802nd1,714th1,566th1,618th1,547th1,594th1,699th1,695th1,204th
1,038th2,081st
1,741st
1,277th1,352nd1,596th
78th
1,408th1,232nd1,082nd1,052nd512th1,572nd1,950th1,673rd780th1,497th2,017th1,037th615th1,154th
671st1,006th1,214th1,651st946th1,108th1,252nd1,102nd
φ
1,885th1,680th1,563rd1,386th1,537th1,912th1,258th553rd798th
1,055th
190th1,766th843rd984th874th1,728th1,789th1,834th1,295th841st867th2,239th1,064th1,811th
1,351st1,056th824th
93rd
1,510th1,332nd1,234th1,178th1,093rd1,652nd834th1,780th36th1,611th2,213th1,225th650th1,269th
935th1,204th1,313th1,030th1,112th1,438th1,367th1,256th
√2
2,194th1,929th1,830th1,632nd1,692nd2,286th1,458th1,066th735th
2,080th
613th2,084th995th1,095th2,027th1,976th2,065th2,083rd1,552nd
300th2,613th
2,101st
1,596th617th2,048th
248th
1,692nd1,526th1,431st1,395th1,126th1,874th2,370th2,062nd565th1,812th2,538th1,388th1,205th1,485th
1,043rd1,357th1,565th2,477th1,288th1,689th1,465th1,426th
𝑒
2,809th2,378th2,322nd1,633rd1,944th2,540th1,520th1,177th1,407th
1,123rd
582nd2,547th2,069th2,107th2,042nd2,230th2,415th2,525th1,699th
1,344th3,089th
2,551st
177th1,807th1,689th2,227th
16th
1,944th1,544th1,497th1,422nd1,096th2,263rd2,842nd2,229th536th2,153rd2,985th1,609th935th1,575th
995th1,347th1,715th2,252nd1,297th1,521st1,861st1,493rd1,055th