12 Days of Christmas
447th
795th
550th
1,722nd647th
2,795th
1,830th227th
273rd
187th
28th802nd203rd
629th60th
116th266th1,558th
291st
927th
24 Game
317th
99 Bottles of Beer
889th199th
742nd
305th
1,324th
506th
327th
383rd163rd
145th
113th735th387th
150th221st
33rd148th115th
75th
712th
Abundant Numbers
138th976th
875th2,099th1,439th2,394th643rd1,574th718th1,066th967th1,164th
378th1,219th1,199th519th
1,409th2,602nd
819th54th1,966th418th1,993rd
424th423rd
95th1,288th2,522nd737th
1,319th526th1,571st889th385th
36th325th1,873rd506th
1,608th288th
1,202nd
Abundant Numbers (Long)
153rd520th
358th582nd
589th
612th1,445th
1,040th
89th636th928th978th
802nd567th
1,210th100th
406th243rd
473rd225th
3rd157th394th1,295th
1,718th128th982nd1,443rd64th
33rd419th500th133rd
265th330th
440th
Arabic to Roman
208th288th
609th
860th
23rd
224th
79th
324th460th
627th
217th371st
Arithmetic Numbers
120th393rd
439th470th
1,075th
616th
179th367th
129th
91st371st409th725th
832nd17th
392nd279th859th
486th
Arrows
171st140th
220th
441st
105th
175th
213th136th
113th
272nd
240th162nd52nd159th
357th6th
72nd137th406th
81st
Ascending Primes
318th
961st
260th
328th
47th346th
74th
422nd
44th
339th
ASCII Table
112th189th
146th
785th
230th
838th
131st267th
645th
154th
442nd210th
128th435th191st
106th125th
108th417th739th
152nd
285th
Billiards
280th
19th144th
brainfuck
82nd208th
135th
236th
478th
126th
219th
136th
395th129th
94th
333rd
564th36th300th201st
128th24th
23rd165th373rd
134th
Calendar
103rd
Card Number Validation
264th237th
436th
479th
48th93rd
144th109th
191st358th
431st
32nd135th
Catalan Numbers
1st533rd
737th
551st
638th
413th615th
394th
412th763rd
673rd219th462nd14th
141st
1,312th562nd608th603rd
465th30th
112th
117th
555th
Catalan’s Constant
61st132nd
163rd
333rd
96th
3rd
63rd128th
58th
244th
82nd
Christmas Trees
628th188th
161st
589th
445th
55th
257th
417th243rd
2,089th407th
311th
164th155th437th
872nd
626th262nd
102nd141st538th
787th
214th
Collatz
77th461st
641st245th
586th
1,107th
764th
320th454th629th
578th364th
1,110th560th
304th
4th202nd
326th279th295th490th
730th221st
317th76th
225th435th448th
461st
468th
Continued Fractions
124th
51st
CSS Colors
599th
293rd
78th
230th1st271st
68th494th
255th
Cubes
73rd
433rd
134th
170th
181st
Day of Week
685th
605th
880th
432nd
471st
333rd706th
110th
421st471st1,130th
1st759th65th
564th
830th
449th
DFA Simulator
138th
296th
38th
114th
14th
76th73rd
163rd3rd
49th
20th
107th
Diamonds
222nd147th
109th
391st
265th
87th
385th139th
421st
537th
502nd174th233rd504th
184th194th
70th409th650th724th
383rd
253rd
Divisors
189th1,467th
2,393rd896th1,794th4,450th961st191st1,451st1,731st
1,331st
1,048th953rd
809th
2,423rd917th
1,153rd391st212th1,476th1st799th3,743rd148th1,441st
19th275th1,104th1,446th
914th183rd
1,093rd36th
28th2,167th1,007th325th
989th882nd
775th
Emirp Numbers
697th366th
499th
865th661st
797th273rd201st
695th
115th
425th732nd
833rd1,948th51st746th
893rd
553rd256th787th250th
812th
134th293rd
72nd1,128th724th
405th
604th
Emirp Numbers (Long)
93rd
165th
636th
97th
26th291st
257th
402nd99th198th127th
278th343rd
53rd550th480th
180th
Emojify
16th
100th
147th
314th
233rd338th
Evil Numbers
219th1,200th
861st2,344th811th1,380th824th
1,545th907th1,280th
385th1,230th
1,262nd2,625th490th1,015th1,675th844th1,777th1,525th2,804th193rd2,384th
506th1,375th
1st1,116th2,576th864th1,272nd1,223rd1,028th1,949th574th48th
230th1,200th1,574th1,505th
2,526th2,372nd1,058th
1,165th
Evil Numbers (Long)
84th651st
809th616th1,029th
488th
1,249th
816th
254th563rd
1,047th757th334th599th1,242nd628th1,158th1,004th
85th1,226th
441st1,187th
1st516th1,054th840th1,081st1,097th606th1,069th474th121st
105th768th882nd985th
586th545th
608th
Factorial Factorisation
17th122nd
70th
351st
159th94th
302nd
3rd119th168th
80th
158th112th
13th65th316th
109th
Farey Sequence
164th303rd
185th407th
313th
471st
334th
185th362nd
31st211th
246th270th340th
82nd
179th3rd
482nd436th77th
375th
Fibonacci
221st2,901st5,654th3,430th1,190th2,745th6,292nd1,919th445th645th3,721st5,381st3,571st2,531st388th1,886th1,112th2,019th956th888th965th3,629th1,007th1st412th3,186th2,902nd2,787th6,746th229th2,008th4,980th2,034th527th2,598th2,204th2,764th2,732nd381st1,214th1,864th56th
47th1,195th356th3,336th
2,454th2,107th2,126th975th8,642nd1,881st
Fizz Buzz
646th2,132nd
636th4,103rd2,112th2,134th1,329th2,059th1,632nd3,796th
2,896th1,165th1,231st1,619th1,754th1,803rd8,268th5,057th2,001st
3,617th4,924th1,273rd6,327th5,518th1,237th694th23rd712th2,696th4,509th657th3,808th4,216th
3,768th504th4,479th3,811th613th
463rd4,796th2,708th1,855th
1,578th1,865th
1,861st
Foo Fizz Buzz Bar
362nd503rd
955th443rd
853rd
1,798th
188th
905th
924th
1,810th510th
1,998th
1,883rd916th
579th212th
440th893rd936th
1,873rd138th793rd789th2nd
173rd944th1,526th
296th
487th
Forsyth–Edwards Notation
66th287th
135th
396th
91st
166th171st
71st196th327th
24th
186th
140th147th29th
72nd
Fractions
359th494th
454th
1,131st
568th
316th
238th512th
663rd
547th
320th
752nd878th622nd
414th326th
140th443rd10th
313th
Game of Life
235th
127th
31st100th348th
Gijswijt’s Sequence
80th248th
130th162nd
212th
97th
318th
69th101st
66th
55th85th
93rd254th228th
161st
111th33rd
11th315th120th
309th
Happy Numbers
800th831st1,125th
834th1,402nd1,109th1,041st
1,222nd304th676th
832nd373rd
188th
497th1,001st
627th1,837th
979th
863rd607th
336th869th928th728th
1,053rd1,036th
167th450th
46th643rd1,225th1,375th
1,685th290th
253rd
Happy Numbers (Long)
102nd430th
246th314th
786th
285th
66th835th
262nd
184th333rd
131st395th
279th
220th
27th144th602nd287th
912th
231st50th
10th289th532nd
262nd
265th
Hexdump
168th
129th
97th
90th
318th181st
134th210th275th
132nd19th
66th
472nd
73rd
Hilbert Curve
133rd
Intersection
242nd350th
222nd
168th
166th
425th242nd
80th329th324th
651st15th
45th388th394th
211th
Inventory Sequence
26th315th
157th415th
351st
373rd526th
544th
466th
628th
478th255th
369th
167th66th
39th238th144th269th
480th510th
307th87th
434th130th365th
350th
ISBN
12th353rd
105th
257th
616th
193rd
544th369th
446th
55th206th
2nd125th482nd471st
758th
323rd6th
220th267th766th
241st
423rd
Jacobi Symbol
180th
321st
488th
109th
114th
80th
16th
190th
106th271st159th
416th395th
182nd53rd
131st401st449th
130th
Kaprekar Numbers
168th
294th
429th
298th
Kolakoski Constant
8th265th
145th
130th
241st
74th
105th
52nd
66th
35th
Kolakoski Sequence
26th446th
362nd545th1,001st671st
686th
283rd
126th573rd
354th
299th302nd
361st90th
326th637th
243rd529th
1st314th550th439th
205th318th
273rd152nd
227th367th119th
301st
237th
Leap Years
41st965th
1,153rd1,947th209th2,240th564th
267th931st
540th
56th415th467th198th
229th848th
146th242nd1,041st2,321st754th
78th671st
526th446th790th1,851st
42nd553rd15th354th373rd
6th445th1,240th1,181st
1,228th
310th
Levenshtein Distance
656th
434th
88th176th
63rd
443rd
281st216th1,009th
26th
674th448th
405th
124th
916th
Leyland Numbers
485th
370th653rd
990th
109th
654th
162nd
168th316th
399th
354th302nd
567th
152nd214th624th
234th4th
229th287th625th
208th
ln 2
173rd174th
525th
346th
152nd
237th
269th293rd
138th
365th314th334th
3rd
195th28th
409th321st180th
344th
Look and Say
141st348th
205th
553rd
317th
510th
369th
184th
424th243rd
626th247th
215th
150th
41st194th320th238th
53rd
326th422nd
64th193rd124th
232nd
237th
Lucky Numbers
12th231st
165th96th
89th
180th
213th
64th208th
128th
140th155th
107th
242nd
59th145th
162nd268th
4th181st119th295th
235th388th177th13th
54th203rd168th
142nd
Lucky Tickets
208th223rd
168th
408th
124th
201st
232nd190th
60th
178th138th277th
141st9th
58th161st300th
174th
Mahjong
20th
Maze
76th
Medal Tally
208th
146th
178th
164th
130th136th
118th
228th89th176th
187th49th
15th91st320th
191st
Minesweeper
126th
Morse Decoder
38th
328th
124th
377th
143rd
52nd79th243rd
152nd81st
50th75th283rd
212th
Morse Encoder
47th
510th
211th
110th
140th
154th
160th
36th99th373rd
Multitap Input
89th
51st
Musical Chords
244th
N Queens
42nd
9th
Niven Numbers
221st1,085th1,864th331st1,177th574th2,270th824th945th1,018th1,586th1,308th384th
289th921st
802nd1,259th1,452nd2,327th1,438th984th1,776th333rd3,104th1,634th1,227th3,043rd72nd1,064th1,144th459th362nd552nd1,033rd1,244th213th659th596th830th227th
54th1,193rd1,817th404th
998th789th1,412th
758th
Niven Numbers (Long)
889th669th1,677th1,566th511th621st
691st297th672nd1,057th
193rd
150th1,327th
418th651st391st642nd979th885th1,076th908th
241st374th1,850th333rd286th169th2nd683rd556th664th745th
1,204th489th34th
21st640th73rd498th
549th444th969th
1,251st
Number Spiral
170th
266th
209th
295th
414th
34th
2nd
578th221st
26th
482nd
Odious Numbers
149th1,028th
303rd1,842nd833rd1,315th604th
1,353rd772nd1,043rd
242nd1,232nd
876th2,284th1,011th837th
1,198th1,261st2,432nd150th1,609th
379th1,235th
1st665th741st697th851st1,145th759th2,028th439th46th
186th1,303rd1,372nd1,166th
2,387th2,170th1,279th
769th
Odious Numbers (Long)
129th629th
277th579th1,002nd
548th
997th
660th
206th584th
950th
281st543rd1,061st569th928th903rd
130th1,239th
236th1,032nd
1st457th712th890th698th1,045th1,245th900th394th44th
153rd1,038th831st916th
526th1,010th
563rd
Ordinal Numbers
148th489th
493rd
1,143rd
816th
521st
500th498th
541st
595th361st
579th845th
437th
94th267th
41st172nd566th729th
149th939th
483rd195th
108th393rd398th
2nd
413th
630th
PalindromemordnilaP
188th261st
440th
372nd
216th73rd
88th
267th321st
37th96th81st
140th
Pangram Grep
479th803rd
1,367th395th
1,377th
571st
372nd791st
109th
1,117th549th
285th475th680th
740th
462nd
96th611th173rd597th
416th9th
264th483rd226th
732nd
647th
Partition Numbers
16th228th
161st
58th
Pascal’s Triangle
143rd502nd
329th
2,139th
1,012th
792nd
508th1,068th
925th
890th656th
583rd
1st888th
373rd232nd
1st202nd653rd398th
318th53rd
75th502nd429th
479th
846th
Pernicious Numbers
246th1,110th605th387th808th463rd1,884th474th354th556th915th1,085th995th
247th841st
778th729th1,152nd889th1,143rd699th1st1,612th1,412th124th1,365th2,106th174th1,379th796th26th408th531st899th861st219th298th150th764th40th
110th1,045th516th435th
1,813th880th593rd927th
648th
Pernicious Numbers (Long)
127th428th
455th325th
363rd
378th
72nd
137th664th
1st748th
810th
221st169th328th358th
188th38th
35th352nd295th
599th
Poker
82nd
Prime Numbers
371st1,129th
1,501st1,699th1,124th2,384th526th
1,245th974th1,147th
1,577th1,217th
611th
254th1,969th2,054th
1,772nd331st3,666th1st558th
178th2,104th
1st385th1,654th1,619th
317th1,231st
572nd122nd
222nd1,289th1,296th918th
1,794th2,493rd902nd
657th
Prime Numbers (Long)
362nd1,229th
990th934th
919th
1,241st
610th
495th880th
684th
172nd1,053rd1,214th
1,404th958th
1st670th
1,063rd1,113th994th1st518th637th936th
1,036th
767th112th
167th1,337th327th451st
761st
593rd
Proximity Grid
302nd
QR Decoder
135th
Quine
1st1,581st4,165th275th3,043rd3,280th2,182nd4,393rd1,459th4,194th3,040th3,648th3,016th653rd1,696th1,919th
1,799th4,136th4,027th619th
3,545th736th2,039th
1,934th3,922nd245th1,706th1,521st
1,337th1,737th1,941st1,776th551st3,063rd4,035th1,885th170th
607th2,515th479th3,591st3,385th1,824th2,284th1,761st5,180th
2,291st2,605th
Recamán
48th367th
205th297th
319th
504th
59th311th
209th
133rd290th
214th
155th
24th209th
120th86th141st386th
554th189th
303rd6th
22nd172nd40th
364th
138th
Repeating Decimals
51st
115th
270th
74th129th141st
101st13th
1st128th105th
96th
Reverse Polish Notation
135th404th
244th
252nd
341st179th
1st
391st
218th
500th91st176th376th
153rd
289th74th
566th282nd696th
212th
Reversi
304th
38th
186th
215th
101st
201st47th
28th
192nd
79th
Rijndael S-box
334th
382nd
68th
69th319th
224th
296th
42nd
Rock-paper-scissors-Spock-lizard
39th
948th
118th
139th
427th122nd
45th233rd
127th52nd
21st
703rd
279th
Roman to Arabic
458th
984th
271st
139th
72nd
404th
832nd445th
425th
368th23rd
403rd
480th
268th
ROT13
138th612th
296th
311th
297th393rd
Rule 110
86th144th
154th
547th
304th
116th
121st175th
340th
95th328th151st
708th
100th52nd
155th130th40th
157th
Scrambled Sort
218th
174th211th
Set
311th
119th
248th
Seven Segment
89th169th
254th
500th
183rd
131st
250th156th
46th108th222nd
249th
413th44th
35th482nd
445th
Sierpiński Triangle
38th191st
426th
325th
373rd
413th
216th
162nd178th
525th
329th368th266th
387th
324th154th
6th344th398th
Smith Numbers
31st
308th
126th
143rd
65th
257th301st
13th260th
199th
221st104th370th124th
217th39th
15th96th355th
53rd
Spelling Numbers
197th
263rd1st
166th219th
120th
296th
256th202nd
78th
154th
Star Wars GPT
46th
148th
Star Wars Opening Crawl
279th
23rd
249th
Sudoku
46th
Sudoku (Fill-in)
37th
Ten-pin Bowling
271st
358th
90th
387th
263rd
244th
184th141st99th
132nd53rd
17th
Tic-tac-toe
198th
359th
42nd
210th
Time Distance
158th
298th
44th
86th
49th213th197th
99th111th
385th
Tongue-twisters
1,127th
421st
302nd
1,082nd131st
115th
687th
237th
762nd
67th
Topological Sort
52nd
16th
139th
52nd
Tower of Hanoi
35th693rd
182nd
293rd
343rd227th386th
Transpose Sentence
244th302nd
526th
336th
148th
164th313th
583rd475th
81st214th411th
414th
Trinomial Triangle
25th145th
United States
210th
417th
504th
430th
215th
104th
178th456th9th381st
395th
Vampire Numbers
89th
28th
206th216th
306th
190th
250th
166th37th
11th
386th
169th
Van Eck Sequence
34th335th
227th465th
365th
295th
106th317th445th238th
253rd306th
1st652nd
400th
73rd145th
367th124th332nd511th
72nd80th
178th13th
90th252nd60th
236th
184th
Zeckendorf Representation
55th211th
237th
147th
107th
296th251st
152nd24th
22nd123rd347th
200th
Zodiac Signs
37th
146th
91st121st
91st144th190th
106th
336th
110th
γ
1st
λ
667th
325th
23rd
π
312th68th
428th
469th
515th
483rd284th
342nd
266th265th
545th549th
162nd
294th
7th
249th234th267th
162nd
125th83rd
460th283rd410th
279th
τ
265th99th
395th
428th
457th
438th
381st
222nd266th
485th502nd
230th
173rd
15th
261st254th268th
126th
114th61st
299th283rd357th
294th
φ
252nd303rd
425th
770th
288th
447th669th
355th
376th409th
673rd235th
171st
1,084th197th
213th
420th372nd410th
46th
253rd13th
8th405th319th
383rd
√2
267th285th
517th
612th
346th
306th755th
399th
433rd465th
756th270th
391st
435th
139th
405th417th458th
109th
282nd4th
135th449th376th
256th
𝑒
405th268th
525th
1,373rd
375th
289th753rd
341st
478th408th
869th437th
232nd
180th
20th529th495th480th601st
242nd
279th70th
167th421st171st
369th