12 Days of Christmas
12th18th16th26th16th15th41st158th143rd103rd11th18th13th37th34th25th21st17th22nd13th13th7th
65th17th42nd9th22nd16th106th352nd10th37th
63rd27th9th15th41st82nd140th13th1,017th15th35th90th84th13th15th44th13th12th19th11th14th13th
24 Game
5th9th11th10th5th12th17th30th25th21st12th5th5th25th5th13th9th11th4th9th7th5th
11th11th9th5th6th6th16th49th4th15th
12th13th3rd5th12th15th16th8th114th8th4th23rd18th8th13th8th3rd9th11th
10th10th
99 Bottles of Beer
14th15th16th30th17th13th44th162nd153rd97th12th10th11th35th20th21st21st23rd15th14th13th9th
63rd18th40th12th16th11th118th467th9th33rd
67th24th14th13th45th73rd143rd16th1,023rd20th38th89th75th14th13th38th11th10th13th11th11th14th
Abundant Numbers
19th21st26th24th20th21st35th210th143rd119th18th17th24th42nd20th40th26th33rd18th19th19th12th
71st33rd79th10th28th20th126th323rd15th60th43rd60th26th14th24th42nd69th86th22nd1,063rd22nd31st107th104th19th18th41st10th16th22nd12th22nd23rd
Abundant Numbers (Long)
11th14th24th20th17th20th18th102nd68th82nd19th18th13th44th16th30th25th32nd13th17th17th11th
38th31st46th6th17th20th63rd152nd15th44th
41st21st12th14th30th44th34th16th488th22nd21st60th57th10th15th24th10th10th15th9th21st17th
Arabic to Roman
10th
59th
15th
12th
36th
47th183rd
14th
468th
57th
12th
Arithmetic Numbers
9th13th18th14th12th23rd
76th50th60th19th14th9th43rd11th19th19th24th6th13th17th8th
29th17th19th6th
13th35th110th10th27th
32nd18th10th13th17th26th25th12th389th21st11th39th37th8th11th17th7th8th13th
16th15th
Arrows
45th
13th
10th
23rd
35th127th
14th
17th12th
16th
309th
36th
12th
Ascending Primes
7th13th13th13th8th14th15th41st30th29th17th13th12th29th10th14th16th15th3rd9th12th6th
20th17th15th6th15th8th23rd56th8th18th21st11th12th5th9th16th19th17th10th193rd13th13th35th16th8th12th13th4th8th11th
12th10th
ASCII Table
11th19th21st15th13th19th33rd114th61st63rd13th10th10th41st13th19th16th16th10th6th
12th
32nd18th17th9th17th13th37th116th12th27th19th31st19th9th9th19th37th38th18th401st12th
45th46th12th6th17th7th
9th6th11th12th
brainfuck
Catalan Numbers
20th13th13th9th7th13th23rd30th39th29th21st16th11th45th18th26th19th18th16th14th19th7th
27th27th39th9th37th8th32nd98th7th41st
15th12th8th7th27th21st34th18th382nd10th20th58th23rd13th6th10th14th9th15th4th9th15th
Catalan’s Constant
8th20th20th21st15th15th32nd38th29th28th10th6th11th27th9th11th22nd20th6th7th11th13th14th13th7th12th6th16th7th33rd53rd13th61st
19th19th5th17th23rd13th26th20th136th12th12th21st27th21st5th20th14th5th7th4th9th18th
Christmas Trees
12th15th16th16th11th15th47th114th113th55th12th9th10th40th13th30th20th20th8th12th12th7th
37th18th38th9th17th14th68th280th12th34th
49th21st9th13th43rd64th76th12th773rd14th34th88th62nd11th12th25th9th
15th8th16th17th
Collatz
19th19th35th24th18th24th21st217th107th134th20th17th13th48th19th26th27th32nd15th16th17th13th
43rd33rd62nd10th17th22nd91st243rd16th47th
57th22nd15th13th32nd58th51st24th737th24th19th67th87th14th6th31st15th13th17th8th25th21st
CSS Colors
10th
37th
30th
14th
9th
21st
25th157th
15th
42nd
259th
34th
9th
Cubes
7th
11th10th7th14th25th57th47th30th12th5th7th31st9th17th12th12th7th6th7th5th
24th7th17th
13th7th36th101st7th23rd
21st12th4th8th21st20th35th10th354th10th14th36th34th9th10th12th6th
10th6th8th9th
Day of Week
39th
221st
Diamonds
11th13th17th11th10th16th34th91st67th51st13th8th9th41st10th64th15th19th7th7th12th7th
30th21st36th6th19th11th54th156th12th34th
40th19th7th13th25th40th48th14th543rd11th24th78th39th10th10th18th9th
14th8th8th13th
Divisors
25th15th33rd71st20th25th35th300th159th111th19th20th17th59th36th41st28th32nd21st27th17th17th
83rd30th115th12th59th22nd148th581st17th58th
111th34th17th29th68th137th98th21st1,433rd26th68th163rd116th14th16th51st20th12th25th13th27th20th
Emirp Numbers
15th15th21st13th10th16th34th88th49th39th17th12th29th40th11th28th21st20th10th11th23rd7th
29th15th57th9th33rd10th26th168th11th35th29th33rd19th6th13th36th56th44th22nd700th16th60th111th46th24th8th20th9th17th16th6th13th15th
Emirp Numbers (Long)
8th12th17th13th10th15th18th52nd39th35th14th12th10th36th10th17th17th18th8th9th18th6th
22nd19th23rd5th15th10th28th81st9th22nd
20th12th7th9th18th25th19th12th288th13th21st43rd30th10th11th11th7th7th9th3rd14th12th
Emojify
9th
44th
15th
8th
25th
31st151st
17th
9th
322nd
31st
9th
Evil Numbers
24th28th27th24th17th23rd39th212th120th99th22nd18th29th49th31st46th32nd27th13th16th22nd15th
57th36th79th14th63rd16th89th341st13th59th52nd48th30th12th25th58th108th93rd30th1,173rd23rd66th165th106th26th8th41st15th16th24th11th19th27th
Evil Numbers (Long)
13th17th26th22nd15th20th16th112th73rd72nd22nd20th14th46th25th36th25th27th12th13th22nd12th
40th34th39th6th35th16th50th149th11th36th
33rd21st15th21st30th44th43rd24th519th20th25th59th62nd12th15th24th16th8th15th9th17th21st
Factorial Factorisation
6th11th16th17th13th13th18th42nd24th
9th6th
27th7th10th15th15th4th4th14th11th12th16th7th12th6th14th7th25th58th10th19th
15th16th3rd14th13th14th21st11th144th11th8th37th22nd13th16th15th10th
6th3rd7th12th
Farey Sequence
5th10th19th16th11th20th14th47th27th35th19th17th11th37th15th15th18th18th8th12th9th7th
20th15th17th4th8th14th20th65th9th19th
22nd14th9th13th18th22nd20th11th189th13th11th31st23rd8th12th15th7th8th11th
13th11th
Fibonacci
89th43rd70th157th53rd53rd63rd536th299th273rd39th41st30th72nd78th78th71st70th34th62nd30th39th
192nd68th194th32nd66th42nd298th817th25th123rd56th204th85th34th69th108th223rd174th47th1,948th63rd146th252nd245th20th58th106th40th30th65th38th51st60th
Fizz Buzz
122nd44th72nd194th52nd44th114th699th520th
28th48th36th63rd103rd71st76th68th57th94th27th45th
241st70th239th78th81st36th550th1,543rd29th143rd52nd267th100th49th60th212th393rd362nd54th2,928th67th151st341st353rd31st86th163rd46th17th68th
59th63rd
Foo Fizz Buzz Bar
11th17th30th33rd18th21st21st116th123rd95th18th14th14th48th18th24th29th24th12th12th16th18th
55th28th45th9th18th16th125th295th15th44th
44th21st12th13th44th73rd80th24th809th25th30th57th58th14th20th22nd15th10th18th10th20th14th
Forsyth–Edwards Notation
27th
103rd
Fractions
18th
16th
26th
53rd156th
30th
17th
508th
87th
10th
Game of Life
65th
12th
164th
26th
Gijswijt’s Sequence
8th11th12th13th6th15th16th21st20th21st14th10th9th28th7th11th13th13th7th9th10th6th
17th13th14th6th10th9th17th49th10th17th
9th16th5th6th15th13th14th8th129th11th8th26th17th14th11th13th6th8th12th
14th8th
Happy Numbers
16th16th27th17th12th19th31st101st61st46th17th10th28th39th15th30th20th20th10th14th21st15th
48th28th61st10th30th14th32nd175th14th36th37th37th21st9th14th40th43rd51st24th576th17th37th80th49th24th8th28th10th18th19th5th16th17th
Happy Numbers (Long)
8th15th23rd17th16th19th17th72nd41st39th18th12th10th36th15th27th20th19th9th7th13th12th
36th29th36th9th22nd14th31st106th13th29th
30th16th8th13th29th27th27th17th346th17th21st57th30th12th6th16th12th8th13th7th20th13th
Hexdump
11th
29th
34th
6th
15th
21st44th
10th
9th
167th
33rd
5th
Intersection
36th
11th
7th
19th
35th121st
17th
10th
333rd
36th
13th
Inventory Sequence
8th11th22nd18th10th16th18th44th31st37th17th9th9th37th10th21st17th15th6th10th11th7th
18th18th17th4th13th11th22nd74th12th20th
20th16th8th9th25th22nd21st12th212th13th11th38th21st11th10th10th8th8th11th5th14th12th
ISBN
58th
11th
14th
22nd
35th115th
22nd
14th
334th
41st
10th
Jacobi Symbol
7th
32nd
39th
16th
10th
132nd
27th
8th
Kolakoski Constant
8th17th20th25th16th14th30th35th24th24th11th7th15th28th10th11th18th19th6th6th11th14th20th14th10th14th7th17th8th30th57th12th27th
23rd20th5th17th29th15th32nd20th122nd12th13th31st28th23rd6th23rd17th7th7th4th10th17th
Kolakoski Sequence
17th17th16th19th9th18th30th57th34th33rd12th9th11th36th12th21st18th18th6th8th12th9th14th27th15th35th8th23rd9th35th116th9th27th
23rd16th7th14th30th21st26th13th293rd11th13th50th32nd21st9th15th8th6th12th8th17th16th
Leap Years
24th17th31st59th19th24th32nd272nd152nd106th22nd18th20th46th31st43rd32nd32nd22nd32nd23rd14th
75th28th89th10th28th20th155th458th16th54th
91st45th19th36th60th129th131st27th1,055th27th57th109th115th15th30th51st22nd14th28th15th26th29th
Levenshtein Distance
32nd
17th
20th77th
197th
17th
Leyland Numbers
7th14th16th9th7th14th20th38th43rd29th14th12th10th43rd10th18th15th10th7th6th14th6th
20th17th36th8th27th14th27th115th12th31st
25th10th8th7th22nd27th33rd16th351st13th14th45th33rd12th14th12th8th9th16th7th13th12th
ln 2
10th14th18th24th14th15th25th30th26th29th13th9th
39th11th14th20th20th7th10th13th14th14th17th13th15th4th14th6th32nd61st9th46th
22nd17th4th15th37th10th26th18th190th13th11th39th21st18th17th18th13th4th9th4th9th16th
Look and Say
9th16th16th15th9th15th24th41st42nd36th19th13th12th34th11th29th17th13th9th6th14th8th
25th19th31st8th14th10th32nd141st11th27th
31st19th10th11th42nd35th32nd16th374th14th19th60th28th16th7th12th7th9th14th8th11th12th
Lucky Numbers
7th12th15th9th9th15th16th41st30th27th16th6th13th36th13th18th15th12th7th6th10th7th
49th16th27th8th12th10th21st79th7th18th
19th14th7th8th20th20th22nd10th226th16th10th28th25th14th6th11th7th9th12th6th9th12th
Lucky Tickets
6th
23rd
10th
6th
14th
19th51st
14th
8th
149th
25th
7th
Maze
105th
Morse Decoder
26th
11th
6th
16th
21st85th
12th
6th
228th
34th
7th
Morse Encoder
38th
6th
19th
22nd97th
8th
14th
268th
36th
8th
Musical Chords
4th
31st
8th
6th
9th
10th32nd
11th
5th
95th
17th
5th
N Queens
3rd8th10th11th6th11th10th24th21st
12th8th9th23rd7th9th10th8th4th10th8th6th
15th10th11th3rd9th8th15th39th8th15th
14th12th4th7th8th12th14th10th118th8th7th15th13th11th11th8th4th8th7th
10th8th
Niven Numbers
21st22nd29th49th19th28th31st163rd106th78th25th18th29th49th19th43rd30th35th21st21st21st17th
49th37th80th
37th26th82nd322nd14th57th45th66th37th18th27th54th75th78th25th852nd23rd55th112th76th23rd20th37th17th15th26th12th24th26th
Niven Numbers (Long)
9th15th24th21st16th23rd17th76th62nd64th22nd18th12th46th16th31st22nd25th16th17th21st15th
35th34th31st6th20th20th47th135th12th37th
45th25th13th20th33rd43rd43rd21st428th22nd28th65th42nd11th19th25th16th10th17th9th20th20th
Number Spiral
5th13th16th7th9th17th18th55th35th31st13th10th8th35th9th17th22nd18th7th5th10th7th
22nd10th13th8th34th11th24th72nd7th18th29th19th14th5th6th18th25th22nd13th226th13th11th30th24th12th5th14th6th
12th6th8th11th
Odious Numbers
22nd25th28th23rd17th20th34th164th94th80th23rd19th28th46th32nd42nd29th27th11th16th22nd15th
50th36th68th
54th16th73rd291st13th51st49th47th31st12th27th50th85th80th30th859th25th59th120th83rd25th9th40th13th17th23rd10th17th25th
Odious Numbers (Long)
11th17th28th22nd15th20th15th91st64th60th21st19th14th46th26th33rd23rd26th12th12th22nd12th
35th34th34th7th32nd16th44th125th11th34th
38th21st13th21st29th40th42nd24th418th22nd25th53rd47th12th15th24th15th8th15th8th17th21st
Ordinal Numbers
12th
62nd
16th
13th
30th
45th199th
19th
12th
435th
56th
17th
Pangram Grep
63rd
28th
42nd
52nd216th
44th
573rd
99th
35th
Pascal’s Triangle
9th13th22nd20th13th18th26th120th60th56th21st15th12th46th19th22nd17th19th9th14th16th14th
39th19th60th8th57th14th45th212th12th38th
45th22nd13th70th46th52nd47th16th649th23rd60th89th52nd15th12th25th9th11th18th9th17th12th
Pernicious Numbers
15th23rd29th23rd19th23rd33rd119th69th56th24th17th28th45th23rd39th27th30th17th21st22nd19th
48th30th50th10th50th23rd52nd168th12th44th37th45th34th14th26th49th53rd63rd26th582nd22nd58th103rd62nd24th13th37th17th15th22nd9th22nd25th
Pernicious Numbers (Long)
7th15th20th16th11th16th17th49th36th40th17th15th12th42nd16th25th21st19th11th12th22nd11th
26th20th20th5th34th16th36th77th10th27th
21st20th10th17th21st27th23rd17th261st15th23rd47th32nd10th12th20th10th10th12th6th15th19th
Poker
122nd
Polyominoes
6th8th8th9th5th11th11th13th13th
11th5th
20th5th10th8th9th4th9th7th4th
10th9th6th5th7th7th12th29th6th11th
8th12th3rd6th9th9th9th5th79th6th5th17th13th9th9th8th4th
7th
10th6th
Prime Numbers
29th22nd30th41st17th24th47th244th118th109th23rd14th28th52nd16th34th30th33rd13th18th26th14th
56th44th108th15th106th19th93rd372nd14th64th52nd93rd37th12th24th76th114th99th36th1,106th31st94th163rd108th25th5th51st13th18th26th11th23rd26th
Prime Numbers (Long)
17th15th27th14th18th23rd20th138th79th86th20th22nd12th48th14th32nd25th27th12th18th26th14th
45th29th55th10th70th18th71st172nd13th41st
45th24th13th15th26th49th34th24th535th26th36th73rd65th12th13th29th11th9th17th9th24th21st
Proximity Grid
5th
17th
27th
10th
7th
9th
16th35th
11th
8th
106th
18th
5th
QR Decoder
29th
98th
Recamán
12th13th22nd14th9th17th22nd65th44th47th19th9th13th38th16th23rd16th14th7th7th11th8th
25th12th30th9th21st11th34th127th12th28th
31st17th8th13th24th29th33rd19th402nd16th15th47th37th13th6th13th7th8th16th8th16th11th
Reverse Polish Notation
30th
96th
15th
10th
164th
38th
Reversi
69th
Rijndael S-box
7th23rd12th16th9th13th20th53rd46th26th11th8th13th28th5th19th14th14th5th15th10th10th
16th15th8th6th9th8th24th54th6th16th
17th15th6th9th13th17th19th10th132nd11th5th25th21st20th14th10th5th8th12th
11th16th
Rock-paper-scissors-Spock-lizard
7th
29th
30th
15th
5th
19th
19th123rd
13th
9th
293rd
38th
10th
Roman to Arabic
12th
38th
16th
12th
22nd
32nd132nd
13th
310th
53rd
16th
Rule 110
5th
13th9th9th11th
62nd39th29th14th7th6th34th12th24th16th10th4th10th9th6th
24th10th26th
17th9th30th98th7th26th
29th13th9th8th19th21st29th14th273rd11th13th44th33rd11th9th11th10th
12th8th10th14th
Seven Segment
44th
14th
6th
24th
34th133rd
14th
10th
21st
385th
42nd
11th
SI Units
4th
12th
5th
5th
8th
10th25th
9th
4th
77th
11th
5th
Sierpiński Triangle
7th
17th13th13th16th25th75th42nd39th16th9th10th38th11th27th20th16th10th12th10th8th
29th11th32nd
23rd11th32nd119th9th30th
34th22nd8th12th34th38th42nd15th364th16th32nd46th41st10th11th22nd9th
16th7th15th13th
Smith Numbers
10th14th12th10th9th15th20th44th34th30th14th8th11th31st8th17th13th12th4th5th14th8th
17th8th20th8th18th9th26th70th7th22nd
16th13th8th8th18th19th18th15th225th12th11th40th25th12th5th12th7th8th10th5th11th11th
Spelling Numbers
5th
30th
9th
4th
15th
27th95th
11th
5th
224th
27th
9th
Star Wars Opening Crawl
4th
25th
30th
6th
3rd
8th
12th33rd
9th
5th
137th
24th
4th
Sudoku
22nd
2nd
9th
12th49th
6th
7th
135th
18th
5th
Sudoku (Fill-in)
16th
3rd
7th
13th32nd
5th
107th
19th
3rd
Ten-pin Bowling
20th
46th
96th
Time Distance
50th
10th
6th
155th
20th
5th
Tongue-twisters
15th26th17th21st8th18th29th65th54th44th14th9th14th37th13th25th17th17th19th6th14th12th
22nd9th18th9th17th8th38th164th7th31st
35th19th8th11th26th36th53rd21st406th17th10th45th38th15th21st17th7th11th16th7th10th15th
United States
8th
37th
32nd
14th
6th
32nd
30th155th
15th
10th
339th
37th
14th
Vampire Numbers
11th14th11th6th7th12th21st49th40th28th12th8th16th32nd9th17th11th8th5th5th11th6th
24th8th18th9th15th9th22nd68th7th22nd
23rd13th5th5th14th17th26th14th229th8th7th40th26th13th6th12th5th8th11th3rd8th12th
Van Eck Sequence
8th15th19th11th8th15th20th55th41st36th18th9th12th36th12th19th15th16th3rd7th13th6th
22nd18th22nd8th26th9th28th99th9th24th
23rd15th8th11th23rd27th26th16th303rd15th13th44th32nd13th8th12th8th7th13th8th16th13th
Zodiac Signs
23rd
9th
13th42nd
112th
18th
6th
γ
5th20th21st25th16th18th33rd43rd29th30th8th6th
22nd8th12th19th19th5th5th11th18th15th20th6th6th5th13th8th26th47th13th61st
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