12 Days of Christmas
452nd244th
800th
554th
1,731st654th
2,830th
1,844th226th
274th
188th
28th809th204th
634th52nd
124th266th1,433rd
291st
934th
24 Game
53rd
99 Bottles of Beer
895th199th
750th
307th
1,343rd
508th
324th
386th166th
162nd
113th740th392nd
150th222nd
33rd148th116th
75th
718th
Abundant Numbers
140th988th
875th2,110th1,432nd2,402nd656th1,593rd733rd1,072nd979th1,177th
381st1,220th1,218th481st
1,422nd2,598th
830th56th1,975th420th2,015th
427th425th
101st1,299th2,546th751st
1,332nd537th1,589th900th389th
36th327th1,888th484th
1,627th286th
1,215th
Abundant Numbers (Long)
157th484th
366th599th
620th
630th1,468th
1,057th
90th649th920th977th
809th578th
1,232nd101st
428th249th
492nd216th
3rd161st389th1,279th
1,720th129th995th1,423rd66th
34th417th532nd134th
271st332nd
443rd
Arabic to Roman
209th291st
617th
870th
24th
222nd
81st
330th461st
636th
219th378th
Arithmetic Numbers
124th398th
433rd483rd
1,089th
622nd
182nd365th
129th
92nd389th407th736th
841st17th
397th284th869th
489th
Arrows
176th143rd
224th
447th
105th
174th
218th139th
116th
277th
244th165th51st163rd
363rd6th
73rd140th412th
83rd
Ascending Primes
168th
315th
992nd
264th
332nd
46th346th
73rd
430th
43rd
344th
ASCII Table
107th174th
149th
791st
228th
842nd
132nd267th
643rd
147th
444th210th
57th437th192nd
110th127th
112th424th700th
158th
285th
Billiards
287th
18th147th
brainfuck
83rd206th
136th
230th
477th
127th
218th
137th
394th119th
94th
334th
565th36th295th192nd
129th24th
23rd166th374th
135th
Calendar
105th
Card Number Validation
272nd245th
448th
491st
48th93rd
144th111th
192nd368th
442nd
31st136th
Catalan Numbers
1st538th
736th
556th
652nd
428th615th
392nd
427th765th
680th207th460th14th
144th
1,334th561st612th604th
470th35th
30th
120th
562nd
Catalan’s Constant
61st129th
164th
335th
95th
2nd
63rd132nd
58th
246th
82nd
Christmas Trees
633rd197th
175th
596th
451st
55th
259th
423rd247th
2,122nd406th
318th
163rd156th447th
881st
635th267th
104th143rd536th
794th
215th
Collatz
77th466th
642nd248th
603rd
1,118th
778th
318th462nd636th
587th369th
1,121st569th
308th
4th205th
336th289th281st491st
740th224th
327th79th
228th411th457th
473rd
474th
Continued Fractions
113th
53rd
CSS Colors
604th
294th
81st
231st1st273rd
68th497th
256th
Cubes
75th
438th
136th
171st
183rd
Day of Week
689th
593rd
889th
433rd
466th
334th712th
114th
422nd480th1,142nd
1st766th67th
566th
839th
450th
DFA Simulator
140th
299th
39th
116th
14th
77th74th
166th3rd
50th
20th
110th
Diamonds
225th145th
109th
397th
272nd
80th
390th137th
428th
544th
507th175th236th510th
186th197th
69th418th656th729th
388th
257th
Divisors
191st1,411th
2,404th908th1,812th4,499th983rd193rd1,468th1,748th
1,348th
1,060th953rd
799th
2,451st894th
1,166th394th214th1,493rd1st813th3,781st149th1,457th
19th290th1,117th1,465th
939th185th
1,114th36th
28th2,110th1,020th327th
997th893rd
757th
Emirp Numbers
698th359th
502nd
869th663rd
794th276th203rd
696th
114th
428th734th
839th1,966th51st736th
899th
557th259th786th249th
816th
132nd296th
72nd1,137th727th
404th
594th
Emirp Numbers (Long)
88th
170th
636th
104th
26th300th
255th
413th99th202nd132nd
283rd355th
53rd587th487th
253rd
Emojify
16th
100th
147th
315th
235th339th
Evil Numbers
198th1,178th
851st2,292nd822nd1,389th833rd
1,558th917th1,291st
391st1,236th
1,268th2,622nd491st1,026th1,686th873rd1,791st1,543rd2,831st199th2,402nd
522nd1,383rd
1st1,126th2,583rd869th1,283rd1,233rd1,040th1,972nd610th50th
236th1,178th1,589th1,515th
2,546th2,391st1,065th
1,171st
Evil Numbers (Long)
86th652nd
772nd614th1,041st
499th
1,262nd
825th
259th560th
1,040th765th339th601st1,254th634th1,168th1,015th
87th1,202nd
469th1,196th
1st522nd1,063rd842nd1,087th1,108th612th1,081st455th124th
108th769th891st995th
590th550th
611th
Factorial Factorisation
17th120th
70th
356th
162nd96th
307th
3rd115th167th
81st
158th113th
13th71st322nd
107th
Farey Sequence
159th300th
186th407th
317th
481st
335th
186th352nd
31st216th
246th271st345th
82nd
184th3rd
491st441st77th
380th
Fibonacci
224th2,910th5,717th3,477th1,208th2,781st6,376th1,944th450th654th3,764th5,438th3,571st2,569th393rd1,907th1,129th2,039th995th904th1,004th3,673rd1,023rd1st417th3,230th2,951st2,823rd6,835th232nd2,002nd5,043rd2,071st534th2,600th2,223rd2,802nd2,769th386th1,249th1,232nd56th
47th1,213th361st3,375th
2,508th2,154th2,173rd971st8,757th1,902nd
Fizz Buzz
648th2,074th
638th4,114th2,129th2,146th1,335th2,076th1,639th3,805th
2,913th1,170th1,240th1,625th1,710th1,781st8,319th5,086th2,006th
3,635th4,951st1,280th6,353rd5,548th1,243rd696th23rd714th2,711th4,539th659th3,806th4,218th
3,801st505th4,505th3,832nd615th
463rd4,819th2,725th1,866th
1,587th1,872nd
1,850th
Foo Fizz Buzz Bar
367th509th
962nd447th
863rd
1,820th
189th
910th
933rd
1,842nd515th
2,024th
1,908th923rd
585th207th
439th899th947th
1,896th139th802nd798th2nd
172nd955th1,546th
299th
495th
Forsyth–Edwards Notation
70th292nd
133rd
400th
180th
170th175th
74th200th328th
24th
190th
144th154th29th
81st
Fractions
362nd498th
459th
1,148th
575th
557th
239th515th
673rd
553rd
318th
765th896th632nd
412th328th
141st447th10th
315th
Game of Life
236th
127th
31st100th350th
Gijswijt’s Sequence
79th247th
133rd163rd
214th
101st
321st
69th99th
64th
55th89th
157th258th232nd
169th
113th33rd
11th315th127th
312th
Gray Code Decoder
34th247th
43rd
Gray Code Encoder
491st
360th
161st
Happy Numbers
805th836th1,138th
842nd1,419th1,117th1,053rd
1,232nd308th681st
840th370th
187th
503rd1,011th
632nd1,855th
983rd
874th612th
339th878th926th735th
1,061st1,046th
169th455th
47th647th1,242nd1,394th
1,711th293rd
252nd
Happy Numbers (Long)
105th426th
240th319th
797th
291st
68th841st
269th
186th341st
135th398th
277th
228th
27th134th608th289th
925th
234th52nd
7th293rd541st
269th
267th
Hexdump
171st
131st
99th
92nd
320th183rd
136th212th278th
134th19th
67th
479th
74th
Hilbert Curve
131st
Intersection
246th316th
226th
171st
170th
434th246th
80th336th332nd
663rd15th
45th395th404th
216th
Inventory Sequence
27th311th
157th421st
353rd
378th532nd
540th
474th
654th
482nd257th
362nd
170th67th
40th245th145th274th
486th521st
306th95th
438th132nd372nd
358th
ISBN
12th356th
105th
262nd
610th
197th
550th375th
452nd
55th207th
2nd112th483rd476th
762nd
326th6th
221st272nd772nd
243rd
427th
Jacobi Symbol
188th
335th
502nd
109th
115th
81st
16th
197th
105th281st163rd
432nd411th
191st55th
138th417th466th
136th
Kaprekar Numbers
173rd
308th
448th
311th
Kolakoski Constant
8th270th
145th
130th
251st
73rd
109th
53rd
68th
35th
Kolakoski Sequence
28th450th
362nd551st1,020th680th
696th
289th
128th571st
321st
304th307th
372nd92nd
338th631st
251st536th
1st320th558th446th
207th323rd
280th161st
229th370th121st
306th
231st
Leap Years
41st921st
1,173rd1,970th209th2,266th607th
268th913th
542nd
56th377th468th194th
235th821st
146th248th1,051st2,356th762nd
78th677th
533rd454th800th1,871st
42nd558th11th356th387th
6th431st1,244th1,162nd
1,248th
294th
Levenshtein Distance
651st
77th170th
57th
443rd
277th210th1,010th
18th
669th
404th
116th
916th
Leyland Numbers
488th
373rd656th
998th
111th
655th
163rd
171st304th
407th
361st301st
565th
154th204th622nd
222nd4th
231st279th630th
214th
ln 2
177th178th
530th
352nd
156th
242nd
274th301st
142nd
370th308th339th
3rd
199th28th
414th321st186th
351st
Look and Say
147th338th
205th
568th
325th
525th
373rd
217th
434th243rd
638th252nd
210th
152nd
41st187th323rd242nd
53rd
334th438th
64th184th124th
240th
241st
Lucky Numbers
12th227th
169th96th
85th
190th
221st
64th218th
206th
138th165th
118th
251st
59th139th
176th280th
4th186th114th376th
246th399th188th13th
54th209th180th
144th
Lucky Tickets
213th183rd
174th
413th
122nd
207th
237th196th
63rd
183rd142nd283rd
145th9th
60th167th307th
179th
Mahjong
22nd
Maze
76th
Medal Tally
211th
133rd
182nd
167th
134th142nd
119th
237th85th179th
191st49th
15th93rd325th
195th
Minesweeper
127th
Morse Decoder
38th
337th
125th
386th
146th
53rd79th249th
153rd81st
50th75th290th
218th
Morse Encoder
48th
520th
213th
112th
141st
153rd
162nd
36th100th380th
Multitap Input
84th
56th
Musical Chords
252nd
N Queens
43rd
8th
Niven Numbers
226th1,074th1,872nd335th1,191st578th2,316th856th954th1,045th1,610th1,325th388th
293rd876th
786th1,277th1,472nd2,359th1,454th993rd1,811th337th3,170th1,659th1,267th3,110th77th1,083rd1,162nd464th366th551st1,028th1,251st218th682nd606th835th253rd
59th1,143rd1,867th408th
1,007th803rd1,409th
736th
Niven Numbers (Long)
905th776th1,693rd1,580th521st632nd
696th350th677th1,068th
190th
152nd1,341st
414th656th400th650th988th894th1,087th918th
243rd378th1,878th313th287th171st2nd687th559th672nd748th
1,217th502nd34th
21st645th73rd493rd
543rd449th978th
1,266th
Number Spiral
171st
277th
217th
324th
431st
35th
2nd
602nd232nd
24th
506th
Odious Numbers
155th901st
310th1,749th829th1,321st611th
1,366th776th1,050th
241st1,242nd
877th2,301st1,020th847th
1,207th1,271st2,452nd156th1,622nd
387th1,245th
1st671st755th700th854th1,165th762nd2,039th443rd48th
192nd1,313th1,394th1,174th
2,406th2,185th1,290th
772nd
Odious Numbers (Long)
134th620th
283rd574th1,008th
556th
1,005th
666th
212th587th
941st
287th550th1,069th571st942nd915th
135th1,253rd
242nd1,028th
1st463rd719th853rd705th1,054th1,261st911th417th46th
158th1,045th842nd916th
533rd1,018th
555th
Ordinal Numbers
162nd438th
499th
1,157th
827th
527th
507th504th
549th
602nd366th
584th855th
446th
97th271st
42nd175th565th738th
151st951st
492nd211th
111th400th398th
2nd
419th
641st
PalindromemordnilaP
193rd268th
449th
379th
225th75th
90th
276th328th
39th101st83rd
147th
Pangram Grep
489th809th
1,385th393rd
1,397th
577th
374th796th
110th
1,127th558th
292nd481st687th
741st
482nd
96th619th175th604th
425th9th
270th491st231st
738th
655th
Partition Numbers
16th226th
165th
43rd
Pascal’s Triangle
144th496th
333rd
2,161st
1,018th
803rd
502nd1,080th
911th
902nd666th
599th
1st891st
393rd236th
1st204th658th403rd
343rd53rd
75th496th440th
472nd
849th
Pernicious Numbers
249th1,112th610th388th814th465th1,894th540th354th561st919th1,090th1,000th
250th836th
769th684th1,157th894th1,149th721st1st1,620th1,420th126th1,382nd2,118th176th1,386th801st27th411th515th903rd856th222nd301st152nd777th41st
112th1,049th500th435th
1,824th885th598th935th
652nd
Pernicious Numbers (Long)
132nd436th
463rd337th
370th
385th
73rd
139th672nd
1st758th
819th
234th179th330th367th
193rd39th
36th363rd299th
607th
Poker
83rd
Prime Numbers
378th1,136th
1,516th1,690th1,123rd2,411th535th
1,255th991st1,146th
1,590th1,239th
620th
253rd1,978th2,067th
1,791st338th3,712th1st566th
180th2,121st
1st393rd1,662nd1,612th
324th1,241st
593rd122nd
226th1,298th1,312th937th
1,802nd2,500th913th
634th
Prime Numbers (Long)
331st1,227th
1,000th951st
928th
1,252nd
614th
500th884th
674th
177th1,057th1,218th
1,420th972nd
1st679th
1,072nd1,123rd1,005th1st523rd632nd940th
1,043rd
774th112th
172nd1,344th335th455th
766th
593rd
Proximity Grid
305th
QR Decoder
136th
Quine
1st1,598th4,190th281st3,063rd3,303rd2,204th4,416th1,535th4,218th3,067th3,671st3,037th662nd1,741st1,940th
1,820th4,161st4,052nd627th
3,568th745th2,060th
1,955th3,940th250th1,715th1,472nd
1,349th1,758th1,963rd1,797th558th3,088th4,060th1,906th171st
615th2,481st485th3,614th3,408th1,845th2,308th1,782nd5,206th
2,315th2,630th
Recamán
50th361st
204th303rd
321st
506th
52nd296th
206th
127th291st
215th
152nd
27th213th
121st86th137th390th
557th193rd
309th6th
22nd172nd40th
370th
134th
Repeating Decimals
52nd
116th
276th
75th122nd146th
103rd14th
1st131st107th
98th
Reverse Polish Notation
137th411th
247th
257th
347th181st
1st
396th
223rd
502nd96th164th381st
154th
294th75th
574th288th704th
217th
Reversi
309th
38th
190th
219th
102nd
206th43rd
28th
196th
79th
Rijndael S-box
340th
393rd
69th
68th325th
227th
302nd
41st
Rock-paper-scissors-Spock-lizard
39th
954th
119th
139th
431st123rd
45th232nd
127th53rd
21st
708th
280th
Roman to Arabic
462nd
995th
277th
139th
72nd
409th
842nd450th
429th
373rd23rd
406th
484th
275th
ROT13
142nd582nd
300th
314th
301st402nd
Rule 110
88th145th
156th
560th
310th
107th
122nd175th
346th
96th334th151st
725th
102nd51st
157th134th40th
159th
Scrambled Sort
223rd
184th216th
Set
318th
120th
253rd
Seven Segment
90th170th
257th
504th
184th
132nd
253rd157th
46th109th225th
252nd
416th44th
35th485th
448th
Sierpiński Triangle
38th191st
432nd
328th
379th
418th
218th
164th178th
533rd
330th375th267th
393rd
326th155th
6th346th404th
Smith Numbers
31st
309th
130th
148th
66th
259th296th
13th260th
231st
223rd105th371st124th
218th43rd
14th98th355th
53rd
Spelling Numbers
198th
263rd1st
167th222nd
123rd
299th
258th203rd
78th
155th
Star Wars GPT
53rd
161st
Star Wars Opening Crawl
283rd
24th
252nd
Sudoku
46th
Sudoku (Fill-in)
37th
Ten-pin Bowling
274th
363rd
90th
394th
265th
246th
186th141st99th
132nd53rd
17th
Tic-tac-toe
194th
364th
42nd
211th
Time Distance
161st
303rd
44th
87th
49th212th199th
99th112th
391st
Tongue-twisters
1,135th
425th
304th
1,090th132nd
115th
690th
239th
765th
67th
Topological Sort
54th
16th
143rd
54th
Tower of Hanoi
28th740th
199th
303rd
353rd236th406th
Transpose Sentence
248th307th
535th
341st
149th
172nd317th
592nd483rd
81st217th418th
421st
Trinomial Triangle
25th149th
United States
211th
421st
507th
434th
217th
106th
179th460th9th385th
400th
Vampire Numbers
89th
28th
208th214th
307th
192nd
252nd
165th37th
11th
388th
166th
Van Eck Sequence
34th344th
242nd486th
384th
311th
107th322nd464th233rd
265th317th
1st675th
411th
79th137th
389th126th348th531st
74th75th
191st13th
92nd245th62nd
303rd
181st
Zeckendorf Representation
56th243rd
239th
148th
108th
300th254th
153rd24th
22nd125th350th
202nd
Zodiac Signs
37th
149th
94th124th
94th146th192nd
108th
340th
113th
γ
1st
λ
679th
328th
23rd
π
317th68th
431st
473rd
520th
488th287th
344th
265th264th
551st554th
163rd
296th
7th
249th234th270th
163rd
125th83rd
464th284th412th
278th
τ
267th99th
398th
432nd
460th
441st
382nd
221st266th
490th506th
236th
172nd
15th
262nd235th271st
129th
115th61st
300th284th358th
294th
φ
253rd306th
429th
781st
276th
452nd679th
356th
382nd412th
684th236th
171st
1,100th197th
214th
431st377th416th
46th
254th13th
8th407th322nd
388th
√2
274th290th
522nd
618th
351st
307th764th
405th
439th470th
765th275th
397th
447th
144th
411th423rd466th
114th
287th4th
141st455th383rd
257th
𝑒
416th274th
533rd
1,386th
386th
294th763rd
343rd
487th415th
880th447th
238th
184th
121st535th504th492nd607th
248th
283rd20th
171st423rd175th
390th