12 Days of Christmas
33rd
275th
15th
24 Game
8th
49th
9th
99 Bottles of Beer
73rd
144th
35th
Abundant Numbers
714th
409th
186th
565th
1,102nd
1,818th43rd
498th
475th80th238th
1,895th
328th
96th
Abundant Numbers (Long)
936th
306th
68th
1,487th90th
494th
696th3rd423rd
1,148th
60th
407th
Arabic to Roman
171st14th
64th
187th
110th2nd
92nd
Arithmetic Numbers
63rd
381st
815th
673rd108th
3rd
Arrows
18th
69th
6th
Ascending Primes
44th
205th
115th
9th
ASCII Table
21st
229th
2nd
Billiards
114th
108th16th
11th
15th
20th
34th
6th
9th
brainfuck
1,066th
37th
163rd
17th
Card Number Validation
61st
23rd
114th
39th
47th
386th
3rd
77th
Catalan Numbers
459th759th
357th722nd258th
757th337th441st747th
484th
545th192nd
119th1,358th
445th
1,262nd
406th
28th
98th
553rd
464th
Catalan’s Constant
136th
53rd
148th
2nd
120th
46th
Christmas Trees
111th
138th
20th
Collatz
205th
184th
134th
4th
310th
107th
390th
CSS Colors
31st
233rd
153rd
2nd
52nd
Cubes
33rd
61st
91st
Day of Week
160th
417th
211th
313th
408th
279th
316th
266th80th
387th
332nd
1st
55th
626th
DFA Simulator
11th
190th
7th
Diamonds
29th
308th
141st
2nd
336th
Divisors
1,156th2,336th828th
1,210th
662nd2,268th372nd
2,551st
872nd188th839th899th
1,041st1,580th
801st250th
1,034th1,059th2,183rd
34th236th
919th283rd1,400th
Emirp Numbers
433rd631st
216th129th
696th
107th
365th
490th513th379th
97th
182nd
644th
335th830th
Emirp Numbers (Long)
30th
127th
74th
12th
152nd
Emojify
28th
64th
4th
Evil Numbers
2,267th
2,507th1,584th
611th696th832nd518th
665th809th459th335th1,175th555th1,104th
484th3,077th
888th795th1,592nd1,651st157th
595th410th2,479th2,248th1st761st
40th1,993rd2,008th181st1,077th498th640th
2,536th
3,832nd
Evil Numbers (Long)
1,074th
655th663rd
269th305th311th297th
243rd320th230th527th340th
286th1,384th
523rd992nd
68th
438th249th
1,234th1st772nd
36th896th1,420th759th560th433rd
831st
Factorial Factorisation
47th
77th
23rd
Farey Sequence
339th
73rd468th
45th448th
433rd
172nd
29th
177th
4th
214th
Fibonacci
2,470th2,310th2,096th1,698th
677th388th566th4,138th3,032nd3,501st2,916th2,317th336th1,796th1,005th2,603rd2,710th1,097th4,180th
2,610th720th1st357th
2,616th616th196th1,859th4,603rd1,838th2,033rd462nd2,414th2,044th2,749th2,507th3,328th321st1,725th52nd4,209th4,523rd1,047th644th2,013th
873rd
Fizz Buzz
4,854th2,239th1,539th
451st2,088th727th2,236th3,209th
818th1,230th1,319th1,867th
4,897th2,182nd
2,859th1,750th5,237th1,343rd7,235th1,997th588th18th784th1,661st
1,642nd1,711th1,951st
4,276th470th396th
3rd1,260th1,647th2,769th2,013th2,007th
1,621st1,946th
2,074th
Foo Fizz Buzz Bar
312th888th
792nd
102nd
404th
1,966th
286th1,204th
236th460th168th971st
384th
320th
1,803rd110th327th
2nd258th1,249th
1,983rd
Forsyth–Edwards Notation
42nd
123rd
44th
Fractions
128th
294th
193rd
251st245th
266th
85th
10th
Game of Life
106th
433rd
121st
47th
Gijswijt’s Sequence
21st
175th
10th
Happy Numbers
974th
249th88th
70th
173rd
417th
343rd516th377th556th
536th
398th134th
6th
25th693rd
682nd
1,839th
Happy Numbers (Long)
451st
67th
58th
476th130th
41st328th
23rd
462nd
Hexdump
14th
84th
3rd
Intersection
37th
128th
11th
Inventory Sequence
63rd
486th
35th
ISBN
41st
174th
7th
Jacobi Symbol
52nd
19th
160th
48th
Kaprekar Numbers
124th
58th
21st
190th
5th
27th
18th
Kolakoski Constant
161st
12th
113th
199th
74th
3rd
182nd
Kolakoski Sequence
72nd
207th
99th
1st435th
24th
38th
Leap Years
1,092nd
632nd
485th1,684th
981st1,603rd98th
2,139th
208th
488th
334th
31st
511th
1,892nd
174th
678th
1,461st
Levenshtein Distance
78th
99th176th
85th
326th
255th
29th
4th
16th
Leyland Numbers
72nd
206th
4th
ln 2
120th
63rd
203rd
3rd
26th
Look and Say
282nd
293rd
178th
392nd
165th
Lucky Numbers
24th
140th
9th
Lucky Tickets
67th
36th
23rd
101st
7th
Mahjong
61st
53rd
42nd
Maze
40th
180th
22nd
Medal Tally
26th
50th
3rd
Morse Decoder
11th
37th
5th
Morse Encoder
33rd
91st
22nd
Musical Chords
22nd
29th
12th
N Queens
43rd
52nd
20th
Niven Numbers
1,610th1,285th1,060th542nd2,932nd217th806th447th904th
1,021st323rd1,511th251st833rd649th675th1,120th924th2,047th1,225th
636th1,520th271st
1,760th470th56th2,217th976th370th731st301st505th942nd1,180th1,353rd1,106th1,989th
8th530th39th1,736th345th1,116th1,484th2,028th865th705th1,209th3,292nd687th1,653rd
Niven Numbers (Long)
1,569th1,454th433rd340th
610th195th654th694th
172nd1,220th126th1,150th675th1,467th391st326th1,470th764th
659th928th790th
612th50th
143rd2nd379th577th358th544th742nd206th1,397th
32nd908th20th64th291st795th
667th352nd789th751st
1,137th906th
Number Spiral
133rd
111th
76th
Odious Numbers
2,235th
1,914th1,108th
384th630th669th602nd
579th479th312th215th1,128th427th786th
706th2,531st
746th530th1,033rd1,452nd120th
333rd354th1,917th1,852nd1st643rd
38th1,768th1,813th156th897th558th511th
2,068th
Odious Numbers (Long)
1,364th
567th717th
479th296th332nd290th
191st268th177th544th309th
250th1,249th
452nd779th
103rd
424th200th
1,183rd1st494th
36th1,067th1,172nd707th594th461st
805th
Ordinal Numbers
786th
264th
126th
903rd
39th
614th
233rd
153rd
207th2nd
PalindromemordnilaP
156th
37th
180th
241st
83rd
53rd
97th
105th
20th
10th
31st135th
Pangram Grep
650th
254th
107th
319th841st
1,407th
693rd
235th
45th653rd470th
274th
358th
1,231st
9th295th562nd673rd636th
473rd
Partition Numbers
129th269th103rd57th521st181st106th199th44th145th447th17th256th119th108th132nd172nd263rd
257th133rd96th89th205th
148th110th35th
301st
76th59th80th136th149th50th166th26th
6th66th
27th63rd264th
74th102nd84th
91st137th
Pascal’s Triangle
656th
112th
457th
742nd
177th
1st
506th211th
77th348th
381st487th
43rd127th561st382nd
Pernicious Numbers
512th1,144th705th466th2,309th231st327th481st764th1,096th837th282nd1,050th210th726th630th668th615th822nd899th960th952nd564th1st1,347th102nd1,176th588th148th1,152nd649th393rd686th305th437th790th742nd187th251st127th
33rd530th89th182nd370th925th1,008th1,497th356th501st808th2,541st538th977th
Pernicious Numbers (Long)
156th
148th243rd237th251st592nd
100th552nd60th335th207th430th389th117th875th
377th298th87th566th1st595th270th77th
155th1st222nd144th210th309th
337th
35th
239th189th299th
Poker
9th
61st
8th
Polyominoes
64th
99th
52nd
Prime Numbers
1,225th2,054th
1,186th4,047th
1,367th534th
635th415th
563rd
218th
1,081st1,816th986th282nd1st
148th
1,705th1st602nd324th1,492nd
271st
104th
189th203rd352nd
665th
Prime Numbers (Long)
980th
788th1,071st
356th
141st
1,058th967th
1st
164th
828th1st522nd
95th
732nd280th382nd
Proximity Grid
26th
162nd
13th
QR Decoder
45th
188th
30th
Quine
1st3,849th246th
1,414th
2,910th2,783rd
2,537th598th2,508th1,836th1,928th1,674th
2,998th568th
1,541st145th675th1,850th2,615th1,475th218th1,591st1,356th
2,373rd1,247th2,928th1,803rd1,728th507th
1,750th161st
557th438th3,369th1,784th
1,695th
3,219th3,616th
1,909th
Recamán
60th
202nd
5th
Repeating Decimals
36th
95th
13th
Reverse Polish Notation
74th
84th
1st
197th
49th
Reversi
25th
61st
45th
37th
10th
Rijndael S-box
189th
13th
186th
111th
46th
Rock-paper-scissors-Spock-lizard
8th
161st
3rd
Roman to Arabic
78th
53rd
351st
14th2nd
279th
ROT13
88th
185th
520th
449th
32nd
5th
71st18th
Rule 110
19th
425th
5th
Scrambled Sort
27th
44th
54th
15th
70th
Set
96th
31st
101st134th167th
124th
57th
44th98th
5th
37th
Seven Segment
293rd
17th
73rd
2nd
SI Units
80th
83rd
106th
Sierpiński Triangle
885th124th
562nd
5th
Smith Numbers
88th
100th
34th
Spelling Numbers
55th1st
189th
94th
Star Wars GPT
19th
35th
99th
86th
5th
13th
Star Wars Opening Crawl
19th
66th
20th
Sudoku
39th
58th
23rd
Sudoku (Fill-in)
9th
78th
10th
Ten-pin Bowling
66th
189th
83rd
Tic-tac-toe
75th
64th
153rd
40th
77th
208th
56th
60th52nd
133rd
Time Distance
31st
71st
28th
Tongue-twisters
224th26th
323rd
29th333rd
896th
Transpose Sentence
62nd
96th
1st
155th
29th
53rd
United States
131st
128th
74th8th
Vampire Numbers
16th
198th
35th
Van Eck Sequence
85th
236th
13th
Zeckendorf Representation
29th
174th
10th
Zodiac Signs
25th
75th
6th
γ
58th
253rd45th
67th
65th
1st
99th
42nd
λ
117th
123rd
96th
231st
π
290th
128th
508th
517th
292nd
7th
210th
136th
68th
638th
τ
223rd
133rd
476th
239th
13th
185th
104th
53rd
φ
294th
160th614th224th
662nd
203rd
107th
69th
261st
38th
12th
268th
√2
339th
169th
253rd
193rd
113th
269th
85th
4th
𝑒
315th
170th
141st
17th
300th
195th
59th
1,039th