12 Days of Christmas
216th1,273rd110th713th430th742nd92nd
452nd
471st196th
507th1,117th119th168th
104th13th
860th569th650th155th
1,697th467th159th
86th358th
352nd318th
61st
383rd209th
24 Game
139th124th150th155th135th
43rd
31st
14th
163rd
127th7th
130th
111th
26th
11th61st
99 Bottles of Beer
384th399th173rd121st150th90th362nd
202nd
110th227th
496th656th171st
60th11th
470th
841st
230th406th
243rd
103rd
Abundant Numbers
435th552nd254th382nd133rd192nd208th655th206th
74th277th190th
261st
204th1st521st82nd
1,195th125th142nd178th37th12th216th120th245th476th481st259th298th396th797th118th128th147th279th112th1,312th139th
193rd196th
Abundant Numbers (Long)
1,084th447th472nd1,103rd368th1,079th783rd392nd141st
72nd653rd419th
672nd1st
112th
274th525th231st401st39th12th542nd297th613th
844th
88th84th429th555th161st
287th
696th475th
Arabic to Roman
253rd
302nd
578th
220th131st237th14th
279th222nd
64th
339th88th
239th
470th
194th1st
318th
321st
Arithmetic Numbers
404th701st460th313th156th268th180th
82nd
727th282nd275th
291st
166th270th6th
284th
349th787th
373rd
47th34th
679th
424th
524th700th
Arrows
329th208th116th242nd137th95th243rd
30th
225th170th355th
75th
133rd
156th99th120th
244th
167th
64th
6th
239th
152nd215th
Ascending Primes
238th132nd93rd119th48th145th90th
51st
175th142nd113th
127th
77th36th
205th
291st
277th
10th
226th265th
104th
118th197th
ASCII Table
237th203rd79th317th115th281st333rd121st30th
194th209th146th
106th
162nd
276th207th84th
225th
3rd
282nd48th166th
353rd
208th252nd
Billiards
196th101st69th198th213th154th35th
224th
72nd
140th
65th66th
231st
181st
189th
194th
brainfuck
603rd
126th797th
567th159th
124th
451st
534th13th
55th
Card Number Validation
134th179th75th334th
363rd46th
233rd
306th353rd
186th
67th
213th16th
105th
298th
209th184th
83rd
154th
325th167th
Catalan Numbers
944th
386th598th301st
180th
309th560th698th
373rd
603rd12th464th230th215th
421st134th
201st
40th
112th
515th
1,030th
Catalan’s Constant
215th
114th
160th
167th
265th
115th
337th185th
3rd
164th
145th
210th100th
103rd
165th
111th
Christmas Trees
480th
680th
470th
210th
310th
103rd418th
428th
473rd
281st7th278th412th
298th112th416th
157th
257th553rd192nd38th429th
766th
150th128th
Collatz
546th719th325th883rd245th525th739th
195th
449th586th
442nd
420th799th
301st11th273rd1,129th
1,359th806th404th
1,349th84th
40th376th286th211th597th
766th
1,262nd1,711th
CSS Colors
261st238th224th375th
327th287th
101st
298th
67th
235th
232nd
330th130th
1st
263rd36th
126th
151st361st
214th
Cubes
99th203rd146th
112th
269th
169th
240th4th87th
254th110th
265th
217th
135th
155th
Day of Week
282nd887th663rd270th201st418th478th687th248th
491st612th562nd497th
339th
353rd
466th
520th121st318th
716th
374th
603rd
225th1st
58th235th482nd183rd683rd
854th
730th738th
DFA Simulator
270th
286th
107th
354th259th
39th
Diamonds
74th124th156th562nd218th558th114th
164th
356th104th
276th
122nd
272nd21st
44th
240th
50th
61st
150th
Divisors
1,474th947th847th1,200th450th1,722nd800th915th614th
666th2,093rd907th860th895th
968th1,175th
2,376th469th
847th554th339th662nd
1,376th522nd976th1,880th1,348th699th2,043rd646th
28th510th356th399th560th
734th
1,585th1,006th
Emirp Numbers
479th
776th59th108th451st591st398th432nd
295th268th184th282nd129th
194th
581st
164th91st257th
1st
77th214th99th230th178th31st207th302nd252nd
524th
Emirp Numbers (Long)
578th398th396th464th403rd426th632nd
103rd
441st
310th
350th449th
1st
30th
63rd87th
416th
Emojify
112th
132nd141st
117th119th
38th
55th96th
277th
64th
66th27th175th
89th
3rd
133rd
Evil Numbers
1,134th1,812th583rd357th319th432nd576th697th380th511th334th735th611th674th595th537th
405th
814th352nd170th625th371st163rd468th330th1st593rd363rd437th844th756th1,079th312th1,061st599th42nd1,148th1,129th384th345th792nd408th694th588th669th
Evil Numbers (Long)
822nd739th441st231st262nd291st345th483rd269th362nd249th543rd383rd
319th
404th
624th801st70th557th355th90th
941st1st845th518th818th795th
749th465th222nd468th38th983rd1,309th831st646th
398th534th510th659th
Factorial Factorisation
46th188th202nd180th153rd123rd151st
198th
120th185th
229th
169th31st175th
41st
144th
10th
238th
Farey Sequence
309th253rd129th214th116th149th349th
62nd
287th194th155th261st
244th
416th
208th36th
385th237th362nd221st281st
337th
6th
503rd271st
182nd
236th292nd
Fibonacci
2,136th2,203rd1,825th713th415th596th2,392nd
2,610th
363rd1,888th1,160th2,076th
1,183rd1,054th799th1st2,361st384th5,257th
648th197th1,961st454th
2,452nd490th2,492nd2,110th2,699th2,670th1,135th1,810th1,841st44th3,611th315th1,085th677th
2,027th2,083rd1,006th2,993rd
Fizz Buzz
1,429th3,891st1,547th661st3,507th1,385th1,767th2,111th1,498th1,751st4,465th2,163rd2,644th3,636th
3,439th2,825th1,348th3,293rd1,415th
2,078th1,206th127th680th1,772nd4,774th2,168th1,185th4,472nd2,742nd7,311th2,172nd588th24th
58th1,728th111th512th3,270th
1,410th2,720th2,829th2,089th
Foo Fizz Buzz Bar
397th1,113th430th1,494th1,101st1,174th642nd
321st
507th705th
602nd244th549th406th
512th553rd347th725th1,166th
1,569th
494th286th252nd
11th426th213th607th
489th1,480th
1,473rd
Forsyth–Edwards Notation
57th351st253rd354th
317th71st
315th
120th
241st
331st
133rd29th155th
164th
7th
Fractions
268th502nd357th259th599th224th336th343rd167th
352nd
246th
359th
195th131st
187th
508th
746th
86th
10th645th
360th
644th
Game of Life
71st101st216th102nd115th65th251st
188th
306th
68th94th
235th1st
174th250th
130th266th
213th
Gijswijt’s Sequence
197th102nd55th
185th
169th
187th93rd
91st
250th299th
239th
45th
321st
95th
150th
72nd80th
Happy Numbers
252nd748th505th436th402nd671st383rd388th162nd
180th656th428th345th358th189th
323rd104th584th237th
309th297th75th261st130th1st754th
490th
826th154th207th272nd30th351st
85th224th789th286th
817th622nd
Happy Numbers (Long)
119th595th270th444th133rd457th159th
182nd
94th280th234th
186th33rd273rd164th
202nd57th140th81st1st629th718th
602nd306th
51st
66th
339th
409th912th
Hexdump
403rd355th154th425th
486th237th
69th
192nd
249th233rd
17th
5th
Intersection
663rd442nd292nd553rd169th556th207th
189th
255th
100th
87th
57th39th139th
81st
215th
611th
Inventory Sequence
210th361st114th130th203rd187th486th
144th
47th241st
194th
391st
206th173rd
7th
101st135th
94th
34th
24th
ISBN
71st603rd210th562nd449th545th192nd
378th
363rd178th
148th
503rd
404th
97th29th
58th
152nd
159th182nd
249th
Jacobi Symbol
352nd
227th244th288th228th238th
236th
17th
170th
181st255th
217th
Kaprekar Numbers
175th75th33rd46th36th38th27th
58th50th
105th
64th4th
85th
182nd
168th
83rd191st
Kolakoski Constant
122nd215th104th
111th78th101st
114th
232nd
103rd135th
138th
87th
154th
12th127th
89th
92nd
Kolakoski Sequence
237th506th195th361st189th346th701st
354th
113th232nd333rd
224th
326th87th29th
202nd123rd
140th1st
161st
174th83rd
132nd
53rd154th
426th
517th446th
Leap Years
896th1,962nd210th656th357th313th527th435th591st
115th444th330th241st685th220th
599th
246th
337th40th438th131st
553rd454th795th1,787th1,331st834th387th17th375th196th694th1,965th755th578th
574th549th915th300th
Levenshtein Distance
215th490th334th
281st
156th
100th190th
140th
491st
481st256th
269th
77th
44th212th
3rd
221st
184th
Leyland Numbers
650th
451st
395th
150th
651st
328th
635th127th170th
335th
20th383rd
464th
400th
ln 2
225th
245th389th265th414th214th
129th
306th
346th170th
83rd
3rd236th
26th241st
156th256th
264th
260th
Look and Say
794th381st911th
736th72nd
494th
103rd384th
244th
490th30th252nd
357th
11th575th
421st
123rd
Lucky Numbers
485th
492nd
431st
115th
518th
374th297th
483rd
151st
70th292nd
Lucky Tickets
131st
321st
120th
59th
196th
268th
124th
265th41st
10th
166th
243rd
Mahjong
111th
117th100th
128th
Mandelbrot
48th110th74th156th82nd246th207th
188th
33rd151st102nd
291st
143rd92nd
55th116th
50th
134th
112th
132nd
Maze
181st
283rd
276th178th
160th
Medal Tally
177th
193rd
347th
225th
133rd
306th
200th143rd146th
84th
Morse Decoder
86th
105th
70th
25th
67th63rd
42nd
74th16th
4th
115th
118th
Morse Encoder
74th100th79th
82nd
149th
92nd
113th
123rd
44th
66th9th
60th
16th
87th
Musical Chords
190th148th
97th
244th22nd
N Queens
209th196th142nd210th218th259th26th
154th
187th
195th
191st12th
178th132nd
212th
211th
103rd
147th
184th
Niven Numbers
589th992nd449th231st381st572nd678th980th417th
250th1,010th832nd892nd794th718th1,162nd924th1st989th358th
663rd690th107th1,475th300th1st851st335th529th1,146th1,195th219th750th100th905th46th443rd86th1,108th468th1,560th550th873rd732nd812th
Niven Numbers (Long)
275th511th370th209th233rd265th306th
201st
85th524th769th723rd449th370th647th476th20th891st287th
351st420th141st
175th1st438th692nd398th635th668th75th807th258th473rd54th283rd43rd100th359th
391st411th460th1,183rd
Number Spiral
339th102nd62nd41st209th220th
274th
64th72nd
94th
188th
201st203rd
245th185th
252nd
288th
118th
Odious Numbers
1,115th1,808th537th260th218th620th741st598th270th347th207th804th486th564th520th386th
340th
659th237th126th437th277th158th369th227th1st543rd232nd313th695th612th1,142nd664th903rd473rd40th1,136th773rd285th242nd637th302nd502nd466th520th
Odious Numbers (Long)
1,324th627th356th182nd232nd346th338th408th202nd277th190th576th319th
266th
360th
480th615th108th501st332nd131st
890th1st562nd433rd539th769th
870th858th170th390th38th1,167th1,145th762nd637th
313th477th428th614th
Ordinal Numbers
117th668th520th419th852nd504th555th319th162nd
172nd390th508th
592nd
482nd50th
773rd197th
147th638th310th
249th328th107th94th
121st460th
708th
PalindromemordnilaP
276th434th
341st
243rd184th291st
266th
216th100th
199th62nd112th
419th
29th213th
13th
41st69th
442nd
265th
Pangram Grep
664th741st562nd
1,034th
546th533rd153rd
995th
144th
836th
823rd1st1,128th181st
399th97th
129th
435th
703rd
1,058th
67th383rd136th239th874th
Partition Numbers
147th120th279th297th254th
88th
29th
145th288th
257th
221st41st
169th
162nd274th
10th
49th
211th
Pascal’s Triangle
1,148th472nd448th818th599th717th512th
187th
1,013th732nd
453rd
465th
1st440th575th484th390th379th1st873rd282nd
523rd421st609th545th
46th206th98th130th910th
402nd
655th1,106th
Pernicious Numbers
585th813th509th261st386th526th560th971st338th
239th843rd727th782nd710th751st877th682nd1st1,061st937th95th912th651st143rd832nd322nd
801st362nd485th888th860th214th299th121st762nd35th625th179th195th437th1,071st419th573rd634th604th
Pernicious Numbers (Long)
894th798th
704th172nd482nd541st394th111th
71st425th
124th
582nd
252nd
1st
279th554th
202nd
266th
434th
487th64th359th32nd
726th154th215th
209th
Poker
74th
225th
249th
67th
217th
186th
254th206th
60th
Polyominoes
48th24th
131st132nd116th
114th
108th112th
36th
107th
52nd
Prime Numbers
1,340th1,408th848th1,103rd610th1,090th710th738th458th
1,606th1,355th691st
245th
521st1,558th
313th1st619th437th157th601st639th1st805th348th563rd1,916th
300th1,033rd1,012th592nd109th451st201st217th1,056th826th1,030th
723rd680th
Prime Numbers (Long)
1,203rd979th589th742nd680th818th714th583rd395th
596th638th793rd
635th148th
758th484th703rd367th1st622nd725th172nd1,058th343rd1st609th472nd576th
1,039th1,008th557th
98th349th805th292nd420th
771st
1,015th524th
Proximity Grid
147th
73rd
101st
144th87th149th
105th12th
191st
64th
19th
QR Decoder
38th68th32nd88th122nd91st117th
140th
168th78th
42nd
109th57th
26th
132nd
170th
Quine
3,541st3,006th2,540th4,016th1,451st3,905th2,529th1,836th2,783rd614th3,047th1,875th2,710th1,720th2,677th3,120th583rd1,580th148th2,105th693rd1,903rd1,893rd1,514th226th1,637th1,392nd1st2,739th1,279th1,684th1,841st1,776th520th2,980th604th1,799th164th
572nd449th3,479th
3,250th1,694th3,733rd
Recamán
132nd437th261st335th250th114th90th
321st
233rd377th
603rd
694th804th
201st55th154th623rd
95th
414th
33rd
140th
435th
536th
Repeating Decimals
112th
53rd
146th
222nd276th
20th
1st13th
142nd
Reverse Polish Notation
799th
271st
391st
275th
111th
1st
573rd70th
52nd535th
81st
Reversi
210th
116th
120th
86th169th
80th
151st18th
239th
94th
66th
Rijndael S-box
52nd
46th
228th
50th
30th
129th
201st146th
76th
115th
131st
Rock-paper-scissors-Spock-lizard
124th371st147th
95th
61st
139th
48th
174th14th
35th
261st
Roman to Arabic
386th500th254th648th545th669th304th
234th
135th399th215th
20th
275th
359th
393rd262nd186th531st
316th484th
144th107th
39th1st
159th476th
253rd
283rd331st
ROT13
282nd342nd271st
361st
500th
415th
498th201st
257th99th
60th352nd
Rule 110
189th231st195th383rd
368th184th
56th
47th191st
334th
237th
330th80th142nd
110th
250th
3rd
15th347th
148th
Scrambled Sort
278th
312th
196th
Set
234th
177th
165th
Seven Segment
323rd152nd357th65th188th91st156th
95th
37th185th
79th
191st
54th41st
49th
295th
30th
47th
259th
SI Units
180th
315th252nd
Sierpiński Triangle
88th147th72nd31st66th92nd188th192nd51st
39th131st139th
220th
77th
126th6th99th432nd
238th191st
15th43rd68th
59th159th
56th267th
375th
288th83rd
Smith Numbers
304th332nd53rd329th241st347th177th
172nd
278th182nd
382nd
253rd82nd
227th
365th
164th341st
143rd
316th
Spelling Numbers
362nd
257th
393rd
282nd90th67th1st
336th
527th114th190th
152nd
Star Wars GPT
43rd
Star Wars Opening Crawl
37th
56th
63rd
254th32nd
24th
101st
Sudoku
74th
85th
180th148th
39th
104th
Sudoku (Fill-in)
49th
131st
12th
107th29th
106th
6th
Ten-pin Bowling
211th
251st
85th79th48th
29th86th
59th
90th32nd
47th
12th
28th
194th
Tic-tac-toe
179th156th
118th
317th
136th
265th
180th39th
200th
258th
92nd
50th
281st
Time Distance
80th
75th242nd247th265th106th
66th
63rd
157th7th
70th
Tongue-twisters
65th813th160th
260th
326th
565th354th
334th184th
229th268th
251st566th
456th
Transpose Sentence
597th344th395th
577th
313th
114th
186th
268th
1st470th136th
221st278th123rd
34th
53rd180th
405th430th
United States
337th207th
46th52nd
311th
222nd325th
454th63rd
359th
235th2nd
95th
Vampire Numbers
227th116th477th
466th257th
177th
411th300th
103rd
Van Eck Sequence
365th383rd183rd277th438th225th195th
219th
433rd412th
479th
317th
339th38th
123rd
243rd
13th
57th609th
301st
175th
Zeckendorf Representation
50th264th202nd243rd155th91st64th
235th
217th402nd
225th
199th
119th21st
317th
186th
28th
192nd
211th
Zodiac Signs
34th283rd93rd226th
260th137th
105th
30th231st
217th
81st
135th28th
41st
54th
93rd
γ
135th118th134th190th
182nd
379th203rd
1st
132nd
125th
188th
λ
113th132nd112th
257th
261st
206th
69th
263rd244th
184th
78th
176th
173rd
π
235th554th268th434th217th406th341st
357th
249th
309th430th167th
410th210th
22nd
160th487th
176th170th
148th255th524th
383rd
265th
273rd
τ
231st517th277th416th254th385th268th
297th
222nd
266th409th228th
376th88th
24th
179th
127th209th
153rd253rd493rd
367th
298th
278th
φ
364th637th398th356th360th578th254th
184th
457th370th
525th416th306th230th147th
522nd129th
89th
285th
14th264th
310th35th515th407th76th524th
368th
521st
√2
396th692nd439th511th583rd655th278th
206th
455th402nd
289th
254th
315th178th
139th
547th354th
11th342nd
510th36th517th124th131st634th
394th
440th
𝑒
641st513th338th393rd427th402nd404th275th212th
295th
508th
443rd435th173rd
303rd150th
16th
264th
194th279th
60th251st
141st563rd
621st
433rd