12 Days of Christmas
13th12th12th26th16th9th14th133rd132nd93rd7th17th10th19th32nd21st17th13th22nd12th13th5th11th7th61st16th42nd
12th15th105th332nd10th26th
15th
100th
24 Game
6th6th5th4th5th7th8th15th11th10th6th5th2nd15th4th7th6th4th4th5th7th3rd4th5th4th4th7th
5th13th36th5th10th
5th
48th
99 Bottles of Beer
15th10th12th30th18th7th21st150th86th91st7th9th7th23rd19th16th17th17th15th14th13th7th13th5th23rd8th39th
9th10th117th448th9th26th
8th
29th
185th
Abundant Numbers
21st15th23rd24th18th17th19th196th129th104th14th16th4th20th19th33rd21st28th17th18th19th11th26th6th6th26th76th
28th17th123rd303rd15th51st
13th
47th
Abundant Numbers (Long)
13th10th21st14th18th15th10th95th59th71st14th16th7th19th15th25th19th27th12th13th17th10th15th7th8th22nd44th
18th62nd138th15th37th
13th
25th
Arabic to Roman
25th1st
139th11th
Arithmetic Numbers
10th9th15th9th13th19th9th64th43rd45th16th14th6th21st9th15th13th18th5th9th16th7th10th6th13th10th17th
12th31st95th10th21st
15th
20th
Arrows
25th
114th
Ascending Primes
8th8th11th7th5th9th12th35th21st23rd11th13th2nd17th10th10th11th11th3rd5th12th2nd7th5th9th10th15th
10th7th21st46th8th12th
11th
33rd
ASCII Table
13th13th13th14th9th12th11th62nd54th49th9th9th10th19th11th12th8th9th9th10th11th7th10th4th18th17th17th
9th12th37th100th12th17th
8th
41st
Billiards
9th
5th
28th
brainfuck
17th
49th
Card Number Validation
14th
12th
51st
Catalan Numbers
21st10th7th8th8th5th12th18th33rd18th15th15th11th22nd17th20th15th10th15th9th19th4th6th8th20th27th38th
32nd5th32nd87th7th35th
11th9th7th7th3rd19th11th27th12th69th3rd20th7th2nd56th13th11th7th6th5th12th9th7th4th6th10th
Catalan’s Constant
13th10th12th9th3rd5th16th12th19th11th8th6th2nd21st9th10th13th9th6th7th9th3rd6th4th7th7th11th
8th5th15th45th6th42nd
5th7th6th5th3rd11th12th13th10th97th6th12th4th3rd19th10th5th6th5th5th8th5th7th4th8th7th
Christmas Trees
13th12th13th16th12th10th28th100th104th42nd9th9th7th18th12th26th16th17th8th12th12th5th13th6th17th17th38th
13th13th60th264th12th25th
12th
78th
Collatz
19th14th31st24th19th19th11th93rd98th119th17th17th7th19th19th20th20th27th14th15th17th11th15th8th3rd32nd60th
21st87th224th16th41st
16th
23rd
CSS Colors
4th
1st
53rd
Cubes
8th10th6th10th9th8th13th42nd41st18th7th5th5th16th8th11th8th6th5th6th7th3rd9th5th18th7th17th
8th5th36th93rd7th15th
6th
48th
Day of Week
1st
1st
1st
1st
1st
DFA Simulator
26th
83rd
Diamonds
12th10th13th11th12th10th20th79th60th42nd8th8th7th20th10th40th11th15th7th7th12th5th14th4th24th18th35th
14th10th45th143rd12th23rd
10th
53rd
Divisors
28th12th30th11th21st20th26th109th151st100th15th18th11th25th35th35th23rd27th20th25th17th14th21st9th32nd28th114th
55th19th142nd557th17th50th
19th
1st
1st
Emirp Numbers
17th11th15th13th7th8th17th57th27th24th12th11th1st20th10th18th14th11th9th10th21st6th15th1st21st15th57th
30th8th35th155th11th22nd
12th
55th
Emirp Numbers (Long)
11th9th11th9th11th8th11th44th34th29th10th12th6th18th9th13th11th12th8th6th17th5th11th6th17th13th23rd
9th25th71st9th17th
11th
62nd
Emojify
25th
127th
Evil Numbers
26th21st21st24th14th17th12th161st78th69th17th16th1st5th29th40th26th20th12th15th21st10th26th1st23rd28th78th
55th14th93rd310th13th41st
19th
1st
Evil Numbers (Long)
15th14th23rd17th16th15th13th42nd68th27th18th17th8th16th23rd31st19th22nd12th13th21st10th15th6th16th28th39th
14th46th138th11th29th
16th
32nd
Factorial Factorisation
11th8th13th7th5th7th9th31st17th16th9th6th2nd15th6th10th12th7th4th4th12th2nd5th6th9th7th11th
9th6th15th45th10th10th
8th11th10th3rd3rd5th12th13th4th37th6th7th6th5th30th10th7th8th5th7th3rd7th6th3rd6th6th
Farey Sequence
7th6th16th10th12th15th6th43rd24th30th14th16th6th21st14th13th14th14th7th7th8th5th9th7th10th10th17th
11th20th61st9th14th
12th
44th
Fibonacci
87th32nd21st7th3rd44th26th115th37th65th18th39th11th3rd73rd72nd26th1st32nd59th27th30th33rd15th1st64th188th
26th39th28th1st23rd111th
29th1st
29th
1st
Fizz Buzz
7th40th27th11th27th19th19th30th232nd17th12th12th12th1st15th53rd8th24th41st24th27th2nd16th10th32nd12th9th4th17th24th1st1st1st34th11th20th47th13th18th28th8th1st73rd49th1st1st17th11th11th1st43rd10th17th25th14th6th15th49th40th24th38th
Foo Fizz Buzz Bar
13th14th26th32nd19th18th13th109th113th86th15th14th10th1st18th20th24th19th11th12th16th15th14th7th16th27th44th
15th121st266th15th37th
14th
1st
Forsyth–Edwards Notation
18th
9th
32nd
Fractions
1st
12th23rd
1st
1st
Game of Life
18th
7th
47th
Gijswijt’s Sequence
9th7th8th8th7th10th11th17th16th15th9th10th4th18th7th8th10th9th7th6th9th4th7th5th14th9th14th
8th18th43rd10th13th
10th
51st
Happy Numbers
19th12th23rd17th9th13th11th57th36th28th12th9th1st16th13th23rd14th11th9th12th18th12th17th1st24th27th61st
31st11th39th154th14th25th
13th
46th
Happy Numbers (Long)
11th11th20th16th12th14th12th39th37th30th14th12th5th20th15th19th15th13th8th7th12th11th15th5th15th28th36th
25th13th32nd98th13th22nd
13th
44th
Hexdump
26th
116th
Intersection
12th
37th
Inventory Sequence
11th8th18th13th11th11th9th37th26th31st12th9th5th17th10th17th13th11th6th7th11th5th9th6th11th12th17th
10th23rd64th12th15th
10th
35th
ISBN
17th
22nd17th
19th
17th
76th
Jacobi Symbol
18th
1st
57th
Kaprekar Numbers
5th7th7th5th3rd7th5th28th15th20th8th2nd1st9th5th9th8th4th2nd3rd6th2nd7th5th9th4th4th
2nd4th18th33rd3rd9th
13th
23rd
Kolakoski Constant
17th9th12th8th4th4th16th23rd15th14th10th7th2nd22nd9th10th12th9th6th6th10th4th8th5th10th10th14th
10th6th17th46th6th12th
9th10th6th5th4th12th12th14th8th84th6th13th6th3rd30th8th6th7th6th5th8th7th7th4th9th6th
Kolakoski Sequence
20th13th12th18th8th15th23rd46th33rd30th10th9th7th18th12th20th15th15th6th8th12th8th10th6th23rd15th34th
8th30th58th9th19th
13th
66th
Leap Years
25th14th27th5th21st19th18th62nd65th29th17th16th15th20th30th36th26th26th21st28th22nd12th34th10th40th23rd86th
26th18th153rd92nd16th46th
15th
69th
Levenshtein Distance
15th
18th
30th
9th
27th
9th
11th
Leyland Numbers
9th10th12th9th9th9th12th26th37th21st9th12th3rd4th9th11th11th6th7th6th13th4th9th5th15th17th36th
22nd13th27th105th12th22nd
9th
6th
ln 2
14th7th11th8th3rd4th10th18th17th16th12th9th3rd1st11th13th14th9th7th7th12th4th6th6th8th13th15th
7th4th18th43rd6th33rd
12th9th6th4th3rd28th9th16th11th1st5th11th5th3rd24th7th7th4th5th5th6th4th8th4th8th7th
Look and Say
12th12th11th14th10th8th13th29th36th26th15th12th4th7th11th22nd12th6th8th6th13th4th9th6th10th19th31st
8th30th128th11th19th
12th
20th
17th
Lucky Numbers
9th9th9th8th9th9th9th15th25th21st10th6th5th13th5th13th11th6th7th5th10th5th4th4th37th11th17th
9th21st42nd8th11th
9th
19th
Lucky Tickets
27th
114th
Mahjong
17th
32nd
Maze
24th
87th
Medal Tally
26th
67th
Morse Decoder
26th
172nd
Morse Encoder
22nd
164th
Musical Chords
21st
65th
N Queens
4th6th6th5th6th5th7th19th15th14th8th8th3rd14th6th7th6th3rd4th3rd8th3rd6th3rd7th4th10th
5th5th14th29th8th10th
6th
54th
Niven Numbers
23rd17th24th11th19th21st13th28th94th20th20th17th1st1st17th34th24th28th18th19th19th13th25th8th14th34th80th
36th22nd84th1st
47th
17th
1st
Niven Numbers (Long)
11th12th20th16th16th18th8th68th56th54th19th18th8th22nd16th26th16th19th14th15th19th12th14th9th17th28th31st
18th46th119th12th30th
15th
33rd
Number Spiral
11th9th9th7th5th10th14th21st25th20th6th10th11th18th9th9th17th9th6th5th9th4th8th4th6th10th13th
25th8th25th56th7th9th
8th
54th
25th
Odious Numbers
24th19th24th23rd14th16th14th133rd71st59th18th18th1st4th30th36th22nd20th10th15th20th9th22nd1st21st31st68th
52nd14th74th270th13th39th
17th
1st
Odious Numbers (Long)
13th14th25th17th16th15th9th85th59th53rd17th17th8th5th24th28th17th21st12th12th21st10th15th7th16th29th34th
14th42nd114th11th27th
17th
1st
Ordinal Numbers
1st
4th
PalindromemordnilaP
18th
5th
90th
Pangram Grep
8th
14th
12th51st
22nd25th
59th
29th
43rd
16th
32nd19th
21st
Pascal’s Triangle
13th9th20th20th15th13th19th108th56th45th16th15th5th23rd19th16th14th14th7th12th15th10th14th8th35th18th60th
50th13th44th202nd12th31st
14th
65th1st
1st
Pernicious Numbers
17th18th25th23rd17th19th18th96th54th47th19th15th1st1st23rd33rd22nd25th16th20th21st13th23rd4th1st28th50th
47th20th51st154th12th35th
16th
1st
Pernicious Numbers (Long)
9th11th15th12th12th9th10th43rd29th33rd10th14th8th1st15th19th14th13th9th8th21st9th14th7th13th15th19th
14th33rd69th10th22nd
13th
1st
Poker
20th
75th
Polyominoes
7th6th5th5th6th5th8th8th8th9th6th5th3rd13th5th7th7th6th4th4th7th1st6th3rd6th5th6th
5th14th19th6th7th
6th
29th
Prime Numbers
32nd16th25th11th14th18th27th26th80th65th19th13th1st26th16th26th21st16th12th17th25th10th29th1st31st17th35th
1st17th52nd115th14th14th1st16th
45th16th36th
64th10th56th
21st
Prime Numbers (Long)
19th12th24th14th20th19th9th19th73rd81st16th19th8th1st14th25th20th14th11th11th25th12th18th8th20th4th9th
1st16th35th60th13th10th1st16th
14th25th
1st8th23rd
25th
Proximity Grid
25th
86th
QR Decoder
17th
45th
Quine
1st12th22nd1st22nd
25th89th1st53rd
5th11th2nd1st18th18th34th1st22nd
1st
4th1st
29th10th25th8th1st243rd1st1st
10th1st20th1st24th1st5th
30th1st3rd12th
1st1st11th27th1st44th21st
29th
13th30th
Recamán
14th10th18th14th10th12th7th55th42nd41st15th9th5th12th16th18th12th9th6th7th11th5th11th5th22nd12th29th
9th34th117th12th21st
11th
20th
Repeating Decimals
20th
56th
25th
Reverse Polish Notation
13th
8th48th
38th
Reversi
19th
54th
Rijndael S-box
8th19th4th6th7th7th6th22nd23rd15th5th8th3rd14th5th15th10th6th5th4th9th2nd6th2nd9th5th7th
4th6th19th39th7th10th
7th10th7th6th7th7th7th6th4th30th4th4th4th4th20th13th4th14th4th4th4th7th5th5th6th11th
Rock-paper-scissors-Spock-lizard
24th
18th
199th
Roman to Arabic
19th
28th11th
ROT13
5th
8th
28th
Rule 110
7th9th9th9th10th6th11th51st35th23rd9th7th4th20th12th17th13th5th4th9th9th4th8th5th19th9th26th
16th8th30th91st7th18th
8th
59th
Seven Segment
31st
230th
SI Units
13th
30th
Sierpiński Triangle
10th12th12th13th9th10th10th50th37th32nd10th9th8th19th11th20th16th12th10th12th9th6th9th5th22nd11th32nd
17th10th32nd109th9th21st
11th
49th
Smith Numbers
12th10th7th9th10th10th9th36th30th25th9th8th3rd16th8th12th10th7th4th5th14th6th9th5th6th8th19th
8th26th62nd7th13th
11th
21st
Spelling Numbers
1st1st
86th
Star Wars Opening Crawl
21st
50th
Sudoku
18th
73rd
Sudoku (Fill-in)
17th
65th
Ten-pin Bowling
23rd
70th
Tic-tac-toe
14th
35th
Time Distance
24th
102nd
Tongue-twisters
16th12th8th20th6th15th12th43rd44th24th8th8th8th28th12th18th11th9th11th6th
6th11th4th17th8th18th
9th7th38th141st7th17th
9th
243rd
Transpose Sentence
18th
15th
United States
10th
3rd
9th
Vampire Numbers
14th10th7th6th10th5th12th37th30th21st8th8th2nd19th8th13th9th5th5th5th11th4th9th4th21st9th17th
9th7th24th54th7th11th
8th
54th
Van Eck Sequence
10th11th12th11th11th9th6th48th37th31st15th9th4th16th12th14th12th12th3rd7th13th4th10th6th11th17th22nd
8th28th90th9th16th
11th
28th
Zeckendorf Representation
16th
34th
Zodiac Signs
20th
64th
γ
11th10th13th7th4th4th15th27th14th12th7th6th1st10th8th11th11th7th5th5th10th4th5th4th7th6th5th
4th6th11th29th6th41st
7th6th6th6th2nd6th10th10th7th23rd5th10th4th3rd14th7th5th5th4th3rd4th6th6th4th7th6th
λ
21st11th13th11th5th4th26th34th22nd15th8th9th3rd20th12th10th12th7th5th7th9th4th8th4th13th9th15th
7th7th17th72nd7th17th
7th13th10th6th5th10th17th14th9th64th7th14th4th3rd27th13th8th10th11th6th5th5th8th5th9th7th
π
29th14th15th11th7th5th24th56th42nd22nd14th9th4th19th21st12th18th9th8th10th11th5th8th5th23rd17th31st
28th5th41st172nd6th45th
13th16th10th6th5th4th23rd30th11th53rd6th37th5th3rd65th14th6th9th12th10th8th6th8th6th8th7th
τ
21st12th13th10th5th5th24th27th23rd15th14th8th4th20th19th11th16th9th8th8th11th5th8th5th18th15th19th
24th5th31st91st6th43rd
10th12th7th6th5th4th17th17th10th54th5th22nd5th3rd49th10th6th9th8th6th8th5th8th6th8th7th
φ
22nd10th15th9th4th5th14th26th24th15th13th12th3rd20th24th14th16th13th8th10th11th5th10th5th28th10th1st
18th5th30th70th6th50th
12th15th7th6th5th35th20th18th13th43rd6th25th5th3rd47th12th8th10th8th7th9th5th10th5th8th7th
√2
29th9th12th9th5th4th24th31st31st16th13th13th2nd1st17th14th19th12th8th12th13th5th7th5th35th15th29th
26th5th47th78th6th51st
16th12th7th6th5th33rd15th19th13th1st5th19th6th3rd47th12th8th10th9th7th9th5th11th6th8th7th
𝑒
24th12th20th13th6th8th24th44th33rd27th13th12th4th1st18th13th19th11th10th9th13th5th10th6th22nd14th30th
28th6th28th90th6th55th
13th16th11th5th6th36th24th19th12th1st8th32nd5th3rd61st17th7th8th7th8th9th6th9th6th11th11th