12 Days of Christmas
12th17th26th17th15th41st155th143rd104th11th18th14th38th34th25th21st18th22nd13th13th7th
65th17th42nd9th22nd16th108th354th10th37th
65th27th9th16th42nd82nd140th13th1,033rd15th35th91st84th13th15th46th13th12th19th11th14th13th
24 Game
5th11th10th6th12th17th30th25th21st13th5th5th25th5th13th9th11th5th9th7th5th
11th11th9th5th6th6th16th50th4th14th
12th13th3rd6th12th15th16th8th118th8th4th23rd18th8th13th8th3rd9th11th
10th10th
99 Bottles of Beer
14th17th30th18th13th44th160th153rd97th12th10th11th36th20th21st21st24th15th14th13th9th
63rd18th40th12th16th11th118th467th9th33rd
67th24th14th13th45th74th144th16th1,028th20th38th90th75th14th13th39th11th10th13th11th11th14th
Abundant Numbers
19th27th25th20th21st35th211th144th119th18th17th24th42nd20th40th26th34th19th19th19th12th
73rd33rd79th11th28th20th127th324th15th61st43rd62nd26th14th24th42nd69th86th22nd1,069th22nd31st108th104th20th18th42nd10th16th22nd12th22nd23rd
Abundant Numbers (Long)
11th25th20th17th20th18th102nd68th82nd20th18th14th44th16th30th25th32nd14th17th17th11th
39th31st46th7th17th20th64th153rd15th45th
43rd21st12th14th30th44th34th16th494th22nd21st60th57th10th15th25th10th10th15th9th21st17th
Arabic to Roman
10th
59th
15th
13th
37th
48th183rd
15th
472nd
56th
12th
Arithmetic Numbers
8th18th14th12th23rd
77th50th60th19th14th9th43rd11th19th19th24th7th13th17th8th
29th17th19th6th
13th36th110th10th27th
33rd18th10th13th17th26th25th12th398th21st11th39th37th7th11th17th7th8th13th
16th15th
Arrows
44th
13th
10th
23rd
35th127th
14th
17th13th
16th
312th
36th
12th
Ascending Primes
7th13th13th8th14th15th41st30th30th17th13th14th29th10th15th16th15th3rd9th12th6th
21st17th15th6th15th8th23rd56th8th19th21st11th12th5th9th16th19th17th10th197th13th13th36th16th8th12th13th4th8th11th
12th10th
ASCII Table
11th21st15th14th19th33rd115th61st64th13th10th10th42nd13th20th16th16th11th6th
12th
33rd18th17th9th17th13th38th117th12th27th19th31st19th9th9th19th37th38th18th404th13th
48th46th12th6th17th8th
9th6th11th12th
brainfuck
Catalan Numbers
20th13th9th7th13th23rd30th39th29th21st16th11th46th18th26th19th18th17th14th19th7th
28th27th39th9th37th8th32nd100th7th41st
15th12th8th7th27th21st34th18th388th10th21st59th23rd13th6th10th14th9th15th4th9th15th
Catalan’s Constant
8th21st22nd16th15th32nd39th29th29th10th6th11th31st9th11th22nd20th9th7th11th14th14th13th7th12th6th16th7th33rd55th13th62nd
21st19th5th18th23rd14th26th20th149th13th12th25th27th23rd5th20th14th5th7th4th9th18th
Christmas Trees
12th16th16th11th15th47th114th115th55th12th9th10th41st13th30th20th20th8th12th12th7th
38th18th38th9th17th14th68th280th12th34th
49th21st9th13th43rd64th77th12th779th14th34th89th62nd11th12th26th10th
15th8th16th17th
Collatz
19th35th24th19th25th21st219th108th134th21st17th13th48th19th26th27th32nd16th16th17th13th
44th33rd62nd10th17th22nd91st245th16th47th
58th23rd15th13th32nd58th51st24th746th24th19th68th88th14th6th33rd15th13th18th8th25th21st
CSS Colors
10th
37th
30th
14th
9th
21st
25th160th
15th
42nd
265th
34th
9th
Cubes
7th11th10th8th14th25th57th46th30th12th5th7th32nd9th17th12th12th8th6th7th5th
24th7th17th
13th7th36th101st7th23rd
21st12th4th8th21st20th36th10th357th10th13th38th35th9th10th12th6th
10th6th8th9th
Day of Week
39th
229th
Diamonds
11th17th11th10th16th34th91st69th52nd13th8th9th42nd10th65th15th19th8th7th12th7th
30th21st36th7th19th11th54th156th12th34th
40th19th7th13th26th40th50th14th549th11th24th79th39th10th10th18th9th
14th8th8th13th
Divisors
25th33rd71st20th25th35th301st160th111th19th20th17th59th36th41st28th32nd22nd27th17th17th
83rd30th115th12th59th22nd150th581st17th59th
112th35th17th29th68th137th98th21st1,439th26th68th164th116th14th16th53rd20th12th25th13th27th20th
Emirp Numbers
15th21st13th10th16th34th89th50th40th17th12th29th41st11th28th21st20th12th11th23rd7th
29th15th57th10th34th10th26th172nd11th35th29th33rd19th6th13th36th56th44th22nd708th16th60th113th46th25th8th21st10th17th16th6th13th15th
Emirp Numbers (Long)
8th17th13th10th15th18th52nd39th35th14th12th10th36th10th17th17th18th9th9th18th6th
22nd19th23rd5th15th10th28th83rd9th22nd
20th12th7th9th18th25th19th12th294th13th21st43rd30th10th11th12th7th7th9th3rd14th12th
Emojify
9th
44th
15th
8th
25th
31st152nd
17th
9th
324th
31st
10th
Evil Numbers
24th27th24th17th23rd39th212th121st99th22nd18th30th49th31st46th32nd27th15th16th22nd15th
58th36th79th14th64th16th90th342nd13th59th53rd50th30th12th25th58th108th93rd30th1,179th23rd66th166th107th26th8th42nd16th16th24th11th19th27th
Evil Numbers (Long)
13th26th22nd15th20th16th113th73rd72nd22nd20th14th46th25th36th25th27th13th13th22nd12th
41st34th39th7th35th16th50th149th11th36th
35th22nd15th21st30th44th43rd24th527th20th25th59th63rd12th15th25th16th8th15th9th17th21st
Factorial Factorisation
7th16th17th14th13th18th42nd24th
9th8th
29th7th10th15th15th7th4th14th11th12th16th7th12th6th14th7th25th58th10th19th
15th16th3rd14th13th14th21st11th151st11th8th38th23rd14th16th15th10th
6th3rd7th12th
Farey Sequence
5th19th16th11th20th14th47th27th35th19th17th11th37th15th15th18th18th9th12th9th7th
21st15th17th4th8th14th21st65th9th19th
22nd15th9th13th18th22nd20th11th193rd13th11th31st23rd8th12th15th7th8th11th
13th11th
Fibonacci
89th70th158th53rd53rd63rd536th299th275th39th41st30th72nd79th78th71st70th35th62nd30th39th
193rd68th194th32nd66th42nd298th818th25th123rd56th206th86th35th69th108th224th174th47th1,954th63rd147th252nd246th21st58th106th40th30th65th38th51st61st
Fizz Buzz
122nd73rd194th53rd44th114th702nd520th
28th48th36th63rd103rd74th76th69th57th94th27th45th
241st70th240th78th81st36th550th1,546th29th143rd52nd269th100th49th60th212th393rd362nd54th2,937th67th151st342nd353rd31st86th163rd46th17th68th
59th63rd
Foo Fizz Buzz Bar
11th30th33rd18th21st21st116th123rd95th18th14th14th48th18th24th29th24th13th12th16th18th
56th28th45th9th18th16th126th296th15th44th
45th21st12th13th44th73rd80th24th813th25th30th58th58th14th20th22nd15th10th18th10th20th14th
Forsyth–Edwards Notation
29th
124th
Fractions
18th
16th
26th
54th156th
30th
17th
513th
87th
11th
Game of Life
66th
12th
168th
27th
Gijswijt’s Sequence
8th12th13th6th15th16th21st20th21st14th10th9th28th7th11th14th13th7th9th10th6th
17th13th14th6th10th9th17th49th10th17th
9th16th5th6th15th13th14th8th131st11th8th26th17th14th11th13th6th8th12th
14th8th
Happy Numbers
16th27th17th12th19th31st101st61st47th17th10th28th39th15th30th20th20th12th14th21st15th
48th28th61st10th32nd14th32nd177th14th36th37th37th21st9th14th40th43rd51st24th586th17th37th81st49th24th9th28th11th18th19th6th16th17th
Happy Numbers (Long)
8th23rd17th16th19th17th72nd41st39th18th12th10th36th15th27th20th19th9th7th13th12th
38th29th36th9th22nd14th31st108th13th29th
30th16th8th13th29th27th27th17th353rd17th21st57th30th12th6th16th12th8th13th7th20th13th
Hexdump
11th
29th
34th
6th
15th
21st44th
10th
9th
168th
33rd
5th
Intersection
38th
11th
7th
19th
35th121st
17th
11th
336th
36th
13th
Inventory Sequence
8th22nd18th11th16th18th44th31st37th17th9th9th38th11th22nd17th15th7th10th11th7th
18th18th17th4th13th11th22nd74th12th20th
21st16th8th10th25th22nd21st12th213th13th11th39th21st11th10th10th8th8th11th5th14th12th
ISBN
58th
11th
14th
22nd
35th116th
22nd
14th
339th
41st
11th
Jacobi Symbol
7th
32nd
40th
16th
11th
133rd
27th
8th
Kolakoski Constant
8th21st26th17th14th30th35th24th24th11th7th15th30th10th11th18th19th9th6th11th15th20th14th10th14th7th17th8th30th57th12th27th
24th20th5th18th29th17th32nd20th127th12th13th34th28th24th6th23rd17th7th7th4th10th17th
Kolakoski Sequence
17th16th19th9th18th30th57th34th33rd12th9th11th36th12th21st18th18th7th8th12th9th14th28th15th35th8th23rd9th35th116th9th27th
23rd16th7th14th30th21st26th13th295th11th13th50th32nd21st9th15th8th6th12th8th17th16th
Leap Years
24th31st59th19th24th32nd274th152nd110th22nd18th21st46th31st43rd32nd32nd23rd32nd23rd14th
77th28th90th10th28th20th156th458th16th54th
93rd46th19th36th60th129th131st27th1,064th27th57th110th115th15th30th51st22nd14th28th15th26th29th
Levenshtein Distance
36th
18th
21st77th
203rd
17th
Leyland Numbers
7th16th9th7th14th20th36th43rd29th14th12th10th43rd10th18th15th10th8th6th14th6th
20th17th36th9th27th14th29th115th12th31st
25th10th8th8th22nd27th33rd16th356th13th14th46th33rd12th14th13th8th9th16th7th13th12th
ln 2
10th19th25th15th15th25th30th26th29th13th9th
40th11th14th20th20th10th10th13th15th14th17th13th15th4th14th6th32nd61st10th47th
23rd17th4th16th37th12th26th18th197th14th11th39th21st20th18th18th13th4th9th4th9th16th
Look and Say
9th16th15th9th15th24th42nd42nd37th19th14th12th35th11th29th17th13th10th6th14th8th
26th19th31st8th14th10th34th141st12th27th
32nd19th10th12th42nd35th32nd16th379th14th19th61st28th16th7th12th7th9th14th8th11th12th
Lucky Numbers
7th15th9th9th15th16th41st30th27th16th6th13th36th13th18th15th12th8th6th10th7th
49th16th27th8th12th10th21st80th7th18th
19th14th7th9th20th20th22nd10th228th16th10th28th25th14th6th11th7th9th12th6th9th12th
Lucky Tickets
7th
23rd
10th
6th
15th
19th51st
14th
8th
154th
25th
7th
Maze
108th
Morse Decoder
26th
11th
5th
16th
21st85th
12th
6th
231st
34th
7th
Morse Encoder
37th
5th
18th
22nd98th
8th
13th
270th
36th
8th
Musical Chords
4th
31st
8th
6th
9th
10th32nd
11th
5th
96th
17th
5th
N Queens
3rd10th11th7th11th10th25th21st
13th8th9th23rd7th9th10th8th5th10th8th6th
15th10th11th3rd9th8th16th40th8th15th
14th12th4th7th8th12th14th10th121st8th7th15th14th11th11th8th4th8th7th
10th9th
Niven Numbers
21st29th49th19th28th31st164th106th78th25th18th29th51st19th43rd30th35th22nd21st21st17th
50th38th80th
39th26th82nd324th14th58th45th67th37th18th27th54th75th78th25th857th23rd55th114th76th23rd20th37th18th15th26th12th24th26th
Niven Numbers (Long)
9th24th21st16th23rd17th77th62nd64th22nd18th12th47th16th31st22nd25th17th17th21st15th
35th34th31st6th20th20th47th136th12th38th
45th25th14th20th33rd43rd43rd21st435th22nd28th66th42nd11th19th25th16th10th17th9th20th20th
Number Spiral
5th16th7th9th17th18th55th35th31st13th10th8th36th9th17th22nd18th8th5th10th7th
22nd10th13th8th34th11th24th73rd7th18th29th19th14th5th6th18th25th23rd13th229th13th12th31st24th12th5th14th6th
12th6th9th11th
Odious Numbers
22nd29th23rd17th20th34th165th95th80th23rd19th28th46th32nd42nd29th27th13th16th22nd15th
51st36th68th
54th16th73rd291st13th51st50th48th31st12th27th50th85th80th30th862nd25th59th121st84th25th9th41st14th17th23rd10th17th25th
Odious Numbers (Long)
11th28th22nd15th20th15th92nd64th60th21st19th14th46th26th33rd23rd26th13th12th22nd12th
36th34th34th7th32nd16th44th125th11th34th
39th22nd13th21st29th40th42nd24th422nd22nd25th53rd48th12th15th25th15th8th15th8th17th21st
Ordinal Numbers
12th
62nd
16th
13th
31st
46th201st
19th
12th
437th
56th
18th
Pangram Grep
64th
28th
44th
52nd218th
44th
578th
99th
36th
Pascal’s Triangle
9th23rd20th13th18th26th122nd60th56th21st15th12th46th19th22nd17th20th10th14th16th14th
40th19th60th9th57th14th45th212th12th38th
45th22nd13th72nd46th52nd47th16th652nd23rd60th89th52nd15th12th25th9th11th18th9th17th12th
Pernicious Numbers
15th29th23rd19th23rd33rd119th69th56th24th17th28th45th23rd39th27th30th19th21st22nd19th
48th30th50th10th50th23rd52nd168th12th44th37th45th34th14th26th49th53rd63rd26th584th22nd58th104th62nd24th13th37th18th15th23rd9th22nd25th
Pernicious Numbers (Long)
7th20th16th11th16th17th50th36th40th17th15th12th43rd16th25th21st19th12th12th22nd11th
26th20th20th5th34th16th36th78th10th27th
21st20th10th17th21st27th23rd17th265th15th23rd48th32nd10th12th20th10th10th12th6th15th19th
Poker
125th
Polyominoes
6th8th9th5th11th11th13th13th
11th5th
21st5th10th8th9th4th9th7th4th
10th9th6th5th7th7th12th29th6th11th
8th12th3rd6th9th9th9th5th83rd6th5th17th13th9th9th8th4th
7th
10th6th
Prime Numbers
29th31st41st17th24th47th245th119th110th23rd14th29th52nd16th35th30th33rd15th18th26th14th
56th44th110th15th106th19th93rd374th14th65th52nd94th37th12th24th77th115th99th36th1,111th31st94th165th108th25th6th52nd14th18th26th11th23rd26th
Prime Numbers (Long)
17th27th14th18th23rd20th139th80th85th20th22nd13th48th14th33rd25th27th13th18th26th14th
45th30th56th10th70th18th71st175th13th41st
46th24th13th15th26th49th34th24th539th26th36th75th66th12th13th30th11th9th17th9th24th21st
Proximity Grid
5th
17th
27th
10th
7th
9th
16th36th
11th
8th
107th
18th
5th
QR Decoder
29th
101st
Recamán
12th22nd14th9th17th22nd65th44th47th19th9th13th39th16th23rd16th14th8th7th11th8th
25th12th30th9th21st11th34th127th12th28th
31st17th8th13th24th29th33rd19th406th16th15th47th37th13th6th13th7th8th16th8th16th11th
Reverse Polish Notation
32nd
97th
15th
10th
171st
38th
Reversi
70th
Rijndael S-box
7th13th16th9th13th20th53rd47th26th11th9th13th28th5th19th14th14th5th15th10th11th
16th15th8th6th9th8th24th54th6th16th
18th15th6th10th13th18th19th10th134th11th6th25th21st21st15th10th6th8th12th
11th16th
Rock-paper-scissors-Spock-lizard
7th
29th
30th
13th
5th
17th
19th123rd
13th
8th
293rd
38th
10th
Roman to Arabic
12th
38th
16th
12th
22nd
32nd134th
14th
315th
53rd
16th
Rule 110
4th13th9th9th11th
63rd39th29th14th7th6th34th12th25th16th10th5th10th9th6th
24th10th26th
17th9th31st100th7th26th
29th13th9th9th19th21st29th14th275th11th13th45th33rd11th9th11th10th
12th8th10th14th
Seven Segment
44th
14th
6th
24th
34th135th
14th
10th
21st
387th
42nd
12th
SI Units
4th
12th
5th
5th
8th
10th27th
9th
4th
78th
11th
5th
Sierpiński Triangle
7th17th13th13th16th25th75th41st39th16th9th10th38th11th27th20th16th10th12th10th8th
29th11th32nd
22nd11th30th118th9th30th
34th22nd8th12th34th38th43rd15th366th16th32nd46th41st10th11th22nd9th
16th7th15th13th
Smith Numbers
8th12th10th9th15th20th44th34th30th14th8th11th31st8th17th13th12th5th5th14th8th
17th8th20th8th18th9th26th70th7th22nd
16th13th8th9th18th19th18th15th228th11th11th41st25th12th5th12th7th8th10th5th11th11th
Spelling Numbers
5th
30th
9th
4th
15th
28th96th
11th
5th
224th
27th
10th
Star Wars Opening Crawl
4th
25th
30th
6th
3rd
8th
12th34th
9th
5th
137th
24th
4th
Sudoku
22nd
2nd
8th
12th50th
6th
7th
132nd
18th
5th
Sudoku (Fill-in)
16th
3rd
7th
13th32nd
5th
106th
19th
3rd
Ten-pin Bowling
21st
47th
99th
Time Distance
51st
10th
6th
158th
20th
6th
Tongue-twisters
15th17th21st10th18th29th66th56th44th14th10th14th37th14th26th18th18th19th7th14th12th
23rd10th18th9th17th8th39th167th8th30th
36th20th8th12th26th36th53rd21st411th17th10th47th38th15th21st18th8th11th16th7th11th16th
United States
8th
38th
33rd
14th
6th
33rd
30th160th
15th
11th
357th
39th
14th
Vampire Numbers
11th11th6th8th12th21st49th40th28th12th8th16th33rd9th17th11th8th3rd5th11th6th
24th8th18th9th15th9th21st69th7th22nd
23rd13th5th6th14th17th26th14th234th8th7th42nd26th13th6th12th5th8th11th3rd8th12th
Van Eck Sequence
8th19th11th8th15th20th55th41st36th18th9th12th36th12th19th15th16th4th7th13th6th
23rd18th22nd8th26th9th28th99th9th24th
23rd15th8th12th23rd27th26th16th307th15th13th44th32nd13th8th13th8th7th13th8th16th13th
Zodiac Signs
23rd
10th
13th43rd
114th
19th
6th
γ
5th21st25th16th18th33rd42nd29th30th8th6th
25th8th12th19th19th8th5th11th18th15th20th7th6th5th13th8th26th48th13th62nd
20th18th6th19th19th12th23rd19th84th13th10th30th21st19th22nd18th15th6th6th4th8th18th
λ
12th23rd44th20th18th56th59th34th36th9th9th18th30th13th10th21st22nd8th7th10th16th22nd28th9th15th10th18th10th35th92nd15th41st
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