12 Days of Christmas
298th
1,122nd
532nd
842nd
1,091st
821st
715th
462nd
945th
1,366th
2,006th
158th
1,287th
99 Bottles of Beer
439th
912th
579th
685th
351st
574th
448th
1,383rd
364th
184th
620th
1,173rd
2,276th
1,405th
456th
1,803rd
194th
995th
1,467th
1,042nd
2,358th
1,853rd
619th
356th
Abundant Numbers
1,866th
1,053rd
1,128th
792nd
769th
1,936th
1,247th
888th
472nd
424th
1,390th
2,256th
2,002nd
911th
1,802nd
950th
2,500th
Abundant Numbers (Long)
1,278th
823rd
244th
760th
1,385th
1,201st
516th
455th
313th
460th
1,172nd
615th
1,326th
549th
1,065th
706th
1,105th
Arabic to Roman
325th
733rd
409th
570th
400th
278th
438th
558th
66th
1,048th
382nd
552nd
Arithmetic Numbers
383rd
154th
376th
313th
234th
339th
768th
352nd
444th
Arrows
484th
543rd
516th
454th
437th
328th
277th
600th
579th
405th
443rd
Ascending Primes
278th
133rd
312th
266th
248th
382nd
ASCII Table
451st
279th
185th
240th
320th
353rd
172nd
490th
774th
862nd
308th
483rd
683rd
brainfuck
605th
686th
340th
327th
235th
293rd
597th
775th
994th
552nd
728th
Catalan Numbers
1,087th
1,095th
363rd
1,115th
970th
508th
564th
346th
370th
1,237th
900th
675th
167th
863rd
Catalan’s Constant
551st
535th
265th
515th
460th
264th
344th
320th
2nd
829th
556th
415th
387th
Christmas Trees
1,340th
717th
407th
573rd
1,744th
386th
763rd
211th
297th
447th
1,597th
507th
729th
266th
819th
259th
Collatz
1,547th
846th
96th
447th
1,760th
1,320th
534th
141st
294th
1,614th
1,253rd
727th
1,413th
810th
1,068th
996th
CSS Colors
517th
503rd
407th
479th
489th
274th
276th
513th
491st
394th
211th
287th
Cubes
257th
502nd
180th
522nd
756th
132nd
308th
107th
299th
376th
396th
129th
553rd
461st
Day of Week
352nd
667th
627th
840th
293rd
536th
473rd
DFA Simulator
152nd
149th
244th
97th
222nd
Diamonds
763rd
528th
427th
511th
1,015th
611th
519th
891st
305th
413th
187th
814th
1,173rd
685th
1,027th
725th
977th
Divisors
2,831st
1,533rd
1,327th
2,011th
3,709th
1,686th
953rd
912th
1,016th
2,467th
1,092nd
2,643rd
1,883rd
1,567th
346th
2,253rd
Emirp Numbers
950th
861st
573rd
954th
179th
1,156th
830th
423rd
685th
1,041st
1,309th
1,181st
741st
647th
219th
Emirp Numbers (Long)
607th
233rd
175th
187th
325th
192nd
161st
200th
394th
270th
403rd
334th
449th
Emojify
364th
721st
363rd
673rd
469th
325th
277th
674th
574th
444th
439th
Evil Numbers
1,587th
636th
573rd
730th
556th
1,011th
1,000th
752nd
484th
333rd
2,214th
1,619th
2,049th
915th
2,606th
36th
1,568th
2,371st
1,616th
Evil Numbers (Long)
1,066th
568th
380th
484th
1,425th
736th
481st
527th
398th
269th
1,072nd
997th
1,138th
560th
1,175th
91st
794th
765th
921st
Farey Sequence
547th
520th
478th
474th
444th
434th
540th
412th
476th
Fibonacci
3,726th
547th
646th
710th
4,014th
2,813th
3,333rd
1,665th
6,539th
1,612th
5,620th
606th
154th
3,858th
4,678th
421st
3,528th
2,385th
4,113th
3,009th
2,401st
39th
5,310th
2,410th
3,209th
1,646th
3,519th
4,026th
3,198thFizz Buzz
9,811th
1,636th
8,103rd
8,703rd
1,267th
1,525th
3,327th
5,315th
6,330th
4,456th
7,945th
6,753rd
9,880th
4,560th
1,718th
7,402nd
10,377th
525th
13th
3,569th
10,787th
2,786th
1,930th
4,115th
4,695th
3,755th
426th
4,131st
8,459th
2,119th
3,729th
2,498th
3,610th
10,601st
10,501st
3,191st
5,039th
10,381st
6,827thFoo Fizz Buzz Bar
751st
1,859th
782nd
950th
830th
1,842nd
1,280th
1,309th
1,992nd
1,758th
1,141st
273rd
168th
364th
1,152nd
1,704th
1,517th
984th
1,475th
1,479th
101st
660th
832nd
1,153rd
1,563rd
1,502nd
777th
1,041st
2,091st
1,585thForsyth–Edwards Notation
436th
253rd
223rd
149th
254th
323rd
300th
365th
Fractions
1,179th
962nd
488th
951st
992nd
845th
1,155th
300th
594th
835th
1,164th
1,089th
892nd
672nd
307th
Game of Life
297th
422nd
344th
305th
236th
363rd
324th
255th
370th
Gijswijt’s Sequence
342nd
192nd
274th
239th
407th
329th
335th
Happy Numbers
759th
755th
550th
711th
188th
910th
875th
444th
504th
1,145th
1,684th
1,169th
774th
813th
357th
732nd
Happy Numbers (Long)
888th
634th
684th
467th
846th
637th
357th
406th
414th
580th
507th
911th
826th
883rd
569th
815th
Hexdump
164th
189th
122nd
321st
413th
328th
384th
Intersection
687th
752nd
371st
756th
416th
300th
408th
482nd
912th
179th
570th
435th
Inventory Sequence
270th
165th
192nd
145th
234th
172nd
155th
520th
418th
168th
246th
ISBN
823rd
899th
537th
733rd
669th
250th
153rd
506th
561st
302nd
519th
Jacobi Symbol
399th
212th
182nd
251st
342nd
376th
289th
375th
Kolakoski Constant
575th
556th
225th
509th
461st
258th
136th
223rd
284th
744th
611th
355th
260th
Kolakoski Sequence
826th
625th
181st
544th
912th
712th
614th
754th
199th
204th
905th
762nd
348th
288th
792nd
252nd
765th
Leap Years
1,653rd
609th
670th
378th
2,640th
1,091st
464th
1,660th
3,156th
1,006th
213th
482nd
29th
848th
2,104th
1,348th
2,119th
877th
323rd
1,645th
491st
2,725th
1,199th
693rd
928th
1,014th
713th
1,992ndLevenshtein Distance
682nd
598th
536th
602nd
180th
154th
420th
532nd
582nd
716th
30th
690th
Leyland Numbers
488th
892nd
803rd
862nd
966th
673rd
845th
445th
737th
464th
832nd
378th
412th
ln 2
402nd
463rd
412th
366th
506th
44th
453rd
277th
Look and Say
659th
762nd
710th
686th
961st
698th
660th
586th
242nd
772nd
463rd
435th
629th
Lucky Numbers
635th
387th
534th
374th
691st
542nd
463rd
439th
370th
449th
601st
455th
88th
Lucky Tickets
392nd
348th
256th
304th
273rd
141st
261st
270th
429th
284th
368th
Mahjong
101st
99th
48th
Maze
105th
203rd
275th
113th
240th
274th
Medal Tally
266th
191st
230th
346th
244th
341st
Morse Decoder
189th
238th
216th
277th
256th
230th
252nd
316th
370th
265th
298th
Morse Encoder
322nd
372nd
247th
356th
235th
216th
239th
300th
395th
243rd
320th
Musical Chords
268th
291st
229th
255th
205th
214th
218th
237th
269th
173rd
230th
Niven Numbers
1,239th
1,111th
803rd
1,102nd
888th
1,225th
922nd
820th
507th
47th
1,221st
1,291st
1,154th
487th
1,697th
296th
1,542nd
Niven Numbers (Long)
1,338th
946th
995th
924th
1,342nd
767th
137th
506th
1,079th
572nd
336th
Number Spiral
386th
461st
477th
749th
253rd
382nd
402nd
425th
516th
875th
437th
899th
647th
Odious Numbers
1,439th
448th
523rd
660th
495th
936th
971st
568th
307th
193rd
1,806th
1,549th
2,104th
1,194th
2,490th
34th
1,468th
1,944th
1,421st
Odious Numbers (Long)
901st
395th
241st
413th
1,234th
673rd
448th
457th
353rd
168th
984th
914th
1,140th
764th
1,197th
32nd
706th
752nd
821st
Ordinal Numbers
432nd
885th
661st
939th
1,127th
482nd
411th
75th
594th
197th
472nd
479th
819th
Pangram Grep
1,619th
1,486th
675th
1,501st
1,604th
548th
1,145th
1,337th
1,327th
371st
727th
1,401st
1,024th
1,639th
875th
267th
822nd
511th
1,095th
966th
Pascal’s Triangle
1,124th
648th
238th
582nd
1,335th
902nd
735th
1,620th
673rd
275th
392nd
549th
740th
366th
539th
822nd
412th
1,623rd
297th
595th
Pernicious Numbers
1,800th
1,432nd
1,403rd
1,286th
702nd
1,524th
1,196th
1,193rd
874th
1,016th
1,138th
1,663rd
1,323rd
873rd
960th
1,459th
Pernicious Numbers (Long)
665th
625th
573rd
519th
776th
638th
384th
504th
284th
540th
351st
783rd
714th
508th
359th
477th
Poker
224th
167th
147th
166th
172nd
123rd
229th
284th
247th
191st
261st
Prime Numbers
1,977th
1,079th
1,441st
1,145th
532nd
1,998th
1,569th
3,180th
3,547th
1,096th
1,532nd
3,744th
836th
507th
1,758th
3,094th
2,892nd
2,192nd
2,182nd
1,539th
1,335th
1,616th
307th
1,553rd
1,098th
847th
3,494th
2,685th
2,592nd
3,941st
2,117th
2,648thPrime Numbers (Long)
1,734th
860th
528th
681st
1,531st
890th
816th
1,283rd
1,661st
604th
579th
697th
996th
834th
660th
802nd
829th
907th
361st
1,091st
230th
435th
1,241st
993rd
881st
1,051st
960thProximity Grid
262nd
179th
213th
229th
265th
298th
236th
261st
QR Decoder
204th
249th
229th
230th
236th
201st
250th
269th
280th
211th
290th
274th
Quine
1st
216th
3,605th
2,223rd
3,470th
1,234th
3,594th
4,021st
3,236th
2,242nd
2,258th
3,258th
4,155th
2,742nd
2,826th
1,762nd
3,091st
1,341st
1,834th
1,182nd
1,042nd
1,104th
3,216th
1,592nd
1,491st
446th
1,232nd
3,585th
2,656th
542nd
3,091st
388th
1,285th
2,930th
2,680th
2,797th
4,190th
4,166thRecamán
489th
306th
180th
186th
1,005th
261st
445th
146th
115th
612th
613th
585th
380th
628th
434th
Repeating Decimals
195th
240th
149th
239th
267th
164th
259th
270th
205th
283rd
Reverse Polish Notation
766th
426th
420th
422nd
403rd
387th
593rd
674th
554th
Rijndael S-box
391st
245th
342nd
208th
266th
224th
327th
Rock-paper-scissors-Spock-lizard
125th
532nd
242nd
541st
176th
49th
195th
307th
101st
348th
35th
345th
326th
Roman to Arabic
356th
556th
479th
503rd
418th
321st
248th
294th
559th
387th
338th
402nd
Rule 110
566th
552nd
419th
491st
475th
249th
344th
507th
354th
775th
580th
529th
Seven Segment
413th
368th
400th
302nd
848th
349th
237th
216th
485th
671st
713th
152nd
374th
476th
SI Units
82nd
77th
123rd
105th
32nd
168th
Sierpiński Triangle
436th
372nd
369th
366th
427th
602nd
392nd
932nd
326th
673rd
300th
336th
570th
848th
693rd
495th
599th
383rd
184th
395th
843rd
440th
Smith Numbers
788th
404th
307th
316th
711th
324th
222nd
296th
454th
503rd
452nd
523rd
Spelling Numbers
401st
407th
194th
378th
294th
289th
382nd
485th
43rd
554th
228th
528th
Star Wars Opening Crawl
176th
251st
112th
254th
164th
106th
204th
121st
278th
152nd
246th
Sudoku
228th
209th
217th
202nd
191st
273rd
290th
159th
141st
302nd
Sudoku v2
229th
248th
232nd
240th
218th
263rd
284th
234th
279th
Ten-pin Bowling
254th
211th
217th
202nd
328th
210th
186th
194th
278th
341st
168th
275th
Time Distance
222nd
145th
132nd
245th
335th
415th
158th
344th
Tongue-twisters
216th
990th
750th
951st
387th
846th
418th
480th
426th
801st
641st
751st
97th
678th
829th
United States
312th
313th
485th
210th
185th
234th
292nd
368th
241st
182nd
366th
Vampire Numbers
748th
614th
502nd
603rd
546th
540th
571st
377th
415th
444th
450th
260th
457th
Van Eck Sequence
534th
342nd
367th
275th
775th
394th
414th
314th
304th
562nd
547th
600th
395th
564th
236th
Zodiac Signs
264th
256th
339th
405th
318th
366th
γ
203rd
465th
194th
220th
288th
591st
1st
195th
738th
λ
581st
520th
514th
506th
529th
399th
357th
500th
400th
647th
485th
1,445th
501st
π
1,333rd
549th
407th
536th
1,118th
456th
504th
387th
7th
2,760th
753rd
657th
466th
558th
τ
906th
477th
388th
473rd
781st
414th
450th
327th
7th
1,530th
504th
557th
420th
514th
φ
987th
966th
611th
963rd
904th
726th
439th
697th
67th
1,486th
1,109th
1,638th
612th
√2
1,153rd
832nd
758th
879th
1,064th
783rd
1,183rd
987th
229th
711th
97th
1,185th
863rd
919th
428th
𝑒
1,253rd
679th
654th
632nd
1,028th
665th
766th
692nd
16th
1,968th
816th
2,129th
387th
536th