12 Days of Christmas
212th1,274th109th706th427th737th90th
448th
467th193rd
501st1,116th112th168th
102nd13th
860th563rd640th155th
1,707th463rd158th
79th344th
346th313th
61st
379th205th
24 Game
133rd167th144th176th130th
42nd
29th
13th
159th
125th6th
128th
108th
24th
10th59th
99 Bottles of Beer
386th397th169th114th149th77th359th
196th
102nd225th
492nd651st82nd
40th5th
503rd
833rd
217th401st
237th
96th
Abundant Numbers
444th552nd260th388th135th194th210th627th197th
75th301st192nd
268th
195th1st300th85th
1,132nd83rd144th180th38th12th215th115th248th483rd484th266th306th403rd767th127th131st149th283rd121st1,264th141st
199th202nd
Abundant Numbers (Long)
1,089th449th479th1,100th390th1,084th740th381st142nd
70th646th427th
680th1st
112th
280th668th238th409th40th12th517th305th605th
866th
88th84th431st546th166th
295th
701st482nd
Arabic to Roman
245th
310th
589th
226th130th243rd14th
286th229th
64th
370th82nd
246th
481st
200th1st
326th
329th
Arithmetic Numbers
413th714th467th322nd164th275th190th
85th
45th289th282nd
300th
311th
175th277th6th
292nd
341st793rd
383rd
49th35th
20th
457th
527th713th
Arrows
323rd203rd116th233rd135th90th234th
30th
218th168th348th
74th
131st
198th98th120th
235th
164th
63rd
6th
229th
151st211th
Ascending Primes
238th139th97th124th49th148th95th
55th
181st147th118th
127th
115th
52nd37th
207th
295th
281st
12th
227th268th
107th
131st200th
ASCII Table
240th203rd79th319th114th282nd333rd123rd30th
194th209th146th
104th
129th
175th207th84th
224th
3rd
284th48th163rd
348th
208th252nd
Billiards
200th103rd68th197th213th156th38th
229th
72nd
128th
49th65th
236th
184th
192nd
198th
brainfuck
605th
123rd796th
575th156th
121st
459th
614th13th
55th
Card Number Validation
131st185th79th338th
365th47th
229th
308th362nd
176th
70th
231st16th
109th
298th
212th187th
84th
157th
269th168th
Catalan Numbers
962nd
332nd603rd311th
181st
319th424th652nd
392nd
590th12th307th233rd217th
370th135th
202nd
387th
41st
113th
523rd
1,064th
Catalan’s Constant
215th
115th
160th
166th
270th
116th
78th
269th182nd
3rd
163rd
145th
210th100th
104th
164th
112th
Christmas Trees
470th
676th
464th
211th
307th
102nd412th
422nd
170th
367th7th276th406th
295th111th410th
157th
257th544th193rd38th423rd
760th
150th127th
Collatz
552nd585th321st862nd252nd518th725th
196th
439th573rd
758th
384th786th
292nd11th279th1,105th
1,317th573rd399th
1,336th85th
40th375th304th216th587th
751st
1,230th1,694th
CSS Colors
264th178th228th380th
332nd294th
102nd
305th
69th
239th
235th
284th133rd
1st
266th37th
128th
153rd368th
217th
Cubes
101st198th145th
115th
265th
167th
237th4th76th
286th113th
263rd
213th
134th
155th
Day of Week
295th896th670th283rd203rd428th490th689th251st
503rd602nd556th509th
367th
328th
424th
597th274th123rd347th
697th
384th
614th
228th1st
59th238th495th186th694th
845th
746th749th
DFA Simulator
273rd
291st
112th
368th259th
40th
Diamonds
74th126th163rd554th222nd551st119th
157th
356th106th
275th
121st
207th22nd
46th
241st
51st
62nd
95th
154th
Divisors
1,474th954th899th1,211th455th1,714th781st933rd565th
674th2,089th923rd865th903rd
975th1,187th
2,130th477th
856th463rd344th669th
1,362nd521st992nd1,891st1,382nd709th2,038th648th
28th553rd361st404th589th
762nd
1,575th1,012th
Emirp Numbers
475th
771st58th107th433rd580th394th427th
292nd270th179th280th130th
185th
477th
144th90th254th
1st
76th225th98th219th173rd31st201st298th241st
528th
Emirp Numbers (Long)
583rd399th398th463rd377th424th641st
104th
442nd
308th
376th450th
1st
29th
61st86th
414th
Emojify
113th
134th150th
117th121st
38th
55th97th
280th
56th
59th27th177th
87th
3rd
135th
Evil Numbers
1,145th1,776th583rd367th326th439th572nd673rd385th464th343rd735th606th673rd590th501st
419th
756th362nd177th622nd337th170th449th339th1st588th373rd453rd849th784th1,087th319th1,066th594th43rd1,154th1,138th389th355th797th405th693rd579th667th
Evil Numbers (Long)
824th743rd492nd229th267th300th362nd426th275th372nd256th552nd394th
335th
415th
513th802nd73rd558th319th93rd
943rd1st844th525th822nd806th
751st503rd245th440th39th984th1,310th834th655th
409th543rd517th654th
Factorial Factorisation
48th196th210th187th160th122nd158th
208th
119th194th
234th
74th
127th29th182nd
41st
145th
11th
243rd
Farey Sequence
316th267th134th217th120th164th361st
63rd
292nd203rd156th235th
244th
178th
140th36th
394th248th365th223rd285th
344th
6th
462nd269th
189th
243rd294th
Fibonacci
2,101st2,169th1,821st719th426th627th2,346th
2,562nd
372nd1,839th1,131st2,063rd
1,156th1,038th806th1st2,121st394th5,126th
467th203rd1,944th482nd
2,375th520th2,439th2,084th2,657th2,608th1,106th1,788th1,804th44th3,514th323rd1,056th682nd
1,995th2,045th997th2,931st
Fizz Buzz
1,290th3,653rd1,413th667th3,273rd1,423rd1,635th1,974th1,366th1,450th3,921st1,989th2,453rd3,378th
3,212th2,625th1,231st1,926th1,282nd
1,930th721st129th686th1,640th4,507th1,994th1,210th4,220th2,556th6,952nd1,998th593rd25th
60th1,611th113th517th3,070th
1,270th2,534th2,634th1,940th
Foo Fizz Buzz Bar
407th1,086th444th1,456th1,082nd1,155th646th
324th
540th507th709th
606th246th459th416th
365th567th351st723rd1,146th
1,525th
511th279th254th
11th436th215th612th
502nd1,441st
1,435th
Forsyth–Edwards Notation
59th357th253rd358th
314th75th
319th
127th
263rd
102nd29th159th
168th
7th
Fractions
267th501st357th259th599th224th337th344th169th
352nd
244th
336th
187th133rd
195th
507th
746th
88th
10th646th
358th
645th
Game of Life
77th107th205th108th119th
258th
197th
313th
45th105th
242nd1st
194th
137th271st
173rd
Gijswijt’s Sequence
194th96th58th
178th
162nd
187th88th
86th
272nd303rd
238th
48th
325th
90th
142nd
71st79th
Happy Numbers
259th752nd504th434th397th670th407th383rd164th
172nd657th426th345th357th192nd
323rd107th449th244th
305th205th78th279th133rd1st750th
484th
816th157th209th290th30th351st
88th231st785th269th
827th617th
Happy Numbers (Long)
118th600th276th429th129th456th173rd
178th
95th284th232nd
189th33rd248th157th
154th58th144th82nd1st636th723rd
601st309th
51st
67th
340th
403rd925th
Hexdump
407th358th156th429th
493rd236th
69th
191st
277th233rd
17th
5th
Hilbert Curve
140th
Intersection
656th447th293rd552nd167th558th212th
191st
248th
93rd
197th87th
49th41st144th
52nd
206th
614th
Inventory Sequence
208th356th120th129th203rd178th483rd
142nd
46th237th
195th
365th
112th183rd
7th
100th134th
93rd
34th
22nd
ISBN
66th598th210th559th444th537th192nd
378th
361st175th
146th
499th
233rd
85th29th
58th
150th
153rd181st
255th
Jacobi Symbol
355th
227th244th285th228th239th
236th
13th
128th
163rd257th
218th
Kaprekar Numbers
178th79th34th47th40th43rd27th
61st51st
102nd
42nd4th
86th
184th
170th
88th193rd
Kolakoski Constant
121st214th104th
109th80th103rd
112th
233rd
171st
183rd131st
135th
87th
150th
12th125th
89th
93rd
Kolakoski Sequence
236th500th196th356th186th341st695th
349th
113th230th327th
218th
255th87th29th
144th123rd
148th1st
166th
175th83rd
132nd
53rd158th
417th
511th445th
Leap Years
863rd1,879th227th642nd362nd309th470th381st575th
119th431st334th260th635th209th
584th
343rd241st
351st42nd441st135th
543rd452nd771st1,713th1,268th809th428th17th378th194th676th1,885th700th1,158th
568th548th858th301st
Levenshtein Distance
208th490th332nd
280th
153rd
110th186th
96th
489th
496th257th
269th
73rd
46th209th
3rd
217th
180th
Leyland Numbers
655th
458th
399th
154th
620th
333rd
241st
567th129th150th
338th
22nd392nd
508th
401st
ln 2
230th
251st399th271st419th222nd
134th
309th
193rd
362nd176th
88th
3rd243rd
26th247th
165th262nd
269th
266th
Look and Say
804th239th917th
747th73rd
502nd
104th388th
356th246th
564th31st253rd
363rd
11th585th
425th
163rd
Lucky Numbers
488th
492nd
433rd
116th
524th
202nd
418th297th
479th
156th
70th291st
Lucky Tickets
137th
321st
122nd
59th
198th
268th
114th
255th41st
10th
162nd
243rd
Mahjong
118th
110th104th
134th
Mandelbrot
48th117th77th154th83rd250th209th
188th
33rd157th106th
299th
126th94th
57th121st
50th
138th
51st
135th
Maze
184th
291st
276th181st
161st
Medal Tally
181st
194th
346th
225th
134th
306th
201st145th148th
82nd
Morse Decoder
87th
106th
71st
25th
68th64th
35th
45th17th
4th
84th
118th
Morse Encoder
76th101st81st
85th
149th
92nd
114th
124th
32nd
37th9th
62nd
16th
49th
89th
Musical Chords
190th149th
97th
220th22nd
N Queens
209th196th145th210th219th264th27th
157th
188th
195th
204th12th
180th133rd
212th
211th
102nd
146th
186th
Niven Numbers
612th1,012th501st235th391st595th706th984th426th
254th992nd850th903rd810th718th1,154th946th1st916th367th
621st452nd108th1,470th305th1st789th344th532nd1,136th1,166th223rd751st101st918th46th465th87th1,109th471st1,561st553rd876th732nd829th
Niven Numbers (Long)
271st505th379th212th235th260th314th
203rd
86th515th776th731st465th379th650th472nd20th434th284th
323rd299th143rd
177th1st440th711th410th635th673rd76th813th279th498th55th305th44th101st368th
398th417th490th1,181st
Number Spiral
342nd103rd62nd41st209th220th
275th
64th75th
94th
175th
194th203rd
247th185th
255th
291st
113th
Odious Numbers
1,118th1,799th539th269th225th631st730th545th279th376th213th805th488th602nd523rd361st
328th
619th246th134th404th239th166th357th234th1st503rd241st316th706th625th1,145th682nd912th475th41st1,129th780th286th251st653rd299th518th453rd523rd
Odious Numbers (Long)
1,338th630th425th188th219th355th348th378th211th292nd196th584th334th
273rd
388th
436th625th114th495th252nd137th
897th1st561st454th558th777th
874th862nd176th365th39th1,175th1,152nd764th642nd
328th491st441st622nd
Ordinal Numbers
119th666th519th425th849th503rd559th324th162nd
174th397th510th
593rd
390th
528th52nd
771st199th
149th637th315th
252nd333rd109th96th
123rd469th
706th
PalindromemordnilaP
280th445th
342nd
250th191st296th
273rd
195th90th
193rd59th117th
425th
30th219th
13th
42nd72nd
443rd
269th
Pangram Grep
659th730th532nd
1,037th
553rd502nd154th
987th
144th
833rd
818th1st1,043rd183rd
390th94th
126th
415th
688th
1,058th
64th371st136th401st872nd
Partition Numbers
142nd125th284th304th255th
94th
30th
145th282nd
253rd
64th
242nd48th
168th
162nd276th
10th
41st
212th
Pascal’s Triangle
1,169th501st459th829th599th725th521st
189th
1,027th740th
465th
470th
540th
1st439th827th483rd393rd386th1st878th278th
516th424th479th557th
49th207th100th132nd922nd
404th
661st1,131st
Pernicious Numbers
604th808th552nd265th388th528th579th965th340th
242nd849th722nd772nd705th742nd883rd676th1st671st945th99th914th490th147th824th326th
780th364th504th892nd867th218th303rd125th760th35th648th183rd199th441st1,073rd422nd592nd654th623rd
Pernicious Numbers (Long)
901st803rd
709th180th481st543rd389th114th
73rd422nd
127th
588th
198th
1st
190th555th
219th
273rd
431st
489th66th361st32nd
734th160th232nd
226th
Poker
158th
228th
253rd
69th
220th
257th205th
63rd
45th
Polyominoes
50th25th
138th140th123rd
120th
119th
115th117th
38th
112th
53rd
Prime Numbers
1,319th1,415th858th1,128th630th1,091st690th738th452nd
1,596th1,371st646th
245th
524th1,559th791st319th1st612th445th160th603rd639th1st778th358th570th1,893rd
306th1,031st1,013th586th111th470th205th222nd1,051st822nd1,026th
724th704th
Prime Numbers (Long)
1,217th984th643rd752nd714th818th741st600th396th
469th661st796th
676th151st
768th507th650th369th1st631st920th176th1,070th345th1st618th494th609th
1,048th1,022nd588th
100th362nd805th302nd434th
778th
1,018th550th
Proximity Grid
145th
76th
97th
142nd88th147th
100th12th
189th
66th
19th
QR Decoder
37th66th33rd86th118th89th116th
139th
169th76th
35th
127th53rd
27th
131st
171st
Quine
3,296th2,786th2,357th3,845th1,303rd3,702nd2,351st1,800th2,635th1,224th2,830th1,749th2,482nd1,678th2,469th2,916th1,524th1,468th510th2,034th1,100th1,817th1,810th1,378th216th1,702nd1,397th441st2,508th1,126th1,566th1,762nd1,599th456th2,759th1,456th1,726th150th
1,089th1st3,223rd
3,019th1,668th3,555th
Recamán
134th432nd271st332nd243rd118th92nd
315th
228th357th
583rd
662nd808th
173rd55th159th
96th
411th
33rd
143rd
409th
536th
Repeating Decimals
114th
53rd
72nd
121st276th
20th
1st13th
144th
Reverse Polish Notation
809th
276th
397th
274th
110th
1st
616th71st
53rd541st
82nd
Reversi
229th
117th
122nd
86th168th
54th
146th18th
237th
91st
65th
Rijndael S-box
51st
44th
232nd
49th
14th
129th
227th151st
79th
122nd
138th
Rock-paper-scissors-Spock-lizard
310th375th146th
97th
63rd
137th
49th
210th15th
36th
74th
256th
Roman to Arabic
387th500th258th652nd546th674th307th
237th
139th399th221st
20th
278th
282nd
407th265th192nd532nd
322nd481st
148th111th
41st1st
164th474th
256th
286th337th
ROT13
287th333rd288th
382nd
521st
432nd
210th
459th219th
272nd100th
60th370th
111th
Rule 110
186th229th192nd375th
360th180th
56th
47th188th
328th
179th
346th81st140th
110th
247th
3rd
15th343rd
145th
Scrambled Sort
287th
323rd
203rd
Set
241st
184th
170th
Seven Segment
314th154th356th64th189th90th157th
95th
38th185th
78th
119th
112th39th
50th
291st
30th
48th
257th
SI Units
186th
322nd256th
Sierpiński Triangle
91st146th73rd31st67th95th187th190th51st
39th130th138th
213th
54th
88th6th102nd429th
234th175th
15th43rd69th
57th157th
64th264th
374th
287th83rd
Smith Numbers
301st90th50th327th247th346th178th
174th
279th121st
212th
94th
197th80th
232nd
369th
169th345th
138th
288th
Spelling Numbers
363rd
260th
394th
286th92nd69th1st
336th
502nd116th191st
156th
Star Wars GPT
45th
Star Wars Opening Crawl
36th
55th
63rd
213th29th
24th
101st
Sudoku
73rd
84th
183rd149th
39th
103rd
Sudoku (Fill-in)
51st
135th
43rd
153rd
110th30th
109th
5th
Ten-pin Bowling
210th
251st
86th80th50th
29th87th
56th
83rd32nd
49th
12th
28th
193rd
Tic-tac-toe
188th156th
119th
323rd
138th
266th
288th
185th39th
195th
259th
93rd
50th
283rd
Time Distance
83rd
76th247th252nd269th108th
67th
46th
152nd7th
71st
Tongue-twisters
65th827th162nd
260th
332nd
578th357th
358th186th
232nd269th
253rd577th
465th
Topological Sort
142nd
Transpose Sentence
600th341st268th
580th
310th
115th
188th
265th
1st453rd135th
509th273rd126th
34th
53rd182nd
404th430th
Trinomial Triangle
166th
United States
352nd214th
50th54th
327th
226th343rd
301st
498th68th
311th
242nd2nd
99th
Vampire Numbers
229th117th479th
467th259th
178th
428th305th
104th
Van Eck Sequence
369th390th190th277th440th207th204th
218th
434th418th
481st
214th
389th38th
127th
250th
13th
57th611th
308th
164th
Zeckendorf Representation
51st263rd201st236th156th93rd66th
237th
218th404th
217th
92nd
97th22nd
318th
190th
13th
215th
181st
214th
Zodiac Signs
34th289th94th229th
262nd140th
106th
30th235th
218th
69th
127th28th
41st
54th
94th
γ
135th117th134th192nd
184th
391st206th
1st
132nd
125th
190th
λ
112th132nd111th
259th
263rd
206th
62nd
280th245th
183rd
78th
176th
173rd
π
238th555th271st435th219th411th344th
358th
253rd
312th318th167th
472nd212th
23rd
163rd490th
176th170th
150th257th524th
387th
268th
276th
τ
236th517th279th427th262nd390th270th
298th
225th
268th171st233rd
431st89th
25th
185th
129th210th
157th254th493rd
371st
301st
280th
φ
369th645th402nd359th366th583rd259th
195th
462nd374th
533rd419th470th235th155th
504th137th
97th
280th
15th272nd
314th37th524th411th82nd531st
372nd
530th
√2
386th679th427th467th569th642nd295th
215th
441st390th
307th
272nd
258th186th
147th
529th364th
13th352nd
496th39th502nd131st138th619th
381st
428th
𝑒
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