12 Days of Christmas
42nd
20th
99 Bottles of Beer
38th
18th
Abundant Numbers
60th
Arabic to Roman
37th
12th
Arrows
76th
ASCII Table
129th
brainfuck
30th
Christmas Trees
71st
23rd
Collatz
169th
CSS Colors
59th
Cubes
42nd
Day of Week
114th
Diamonds
37th
14th
15th
Divisors
142nd
527th26th
Emirp Numbers
35th
27th
Emojify
62nd
Evil Numbers
16th
21st
Fibonacci
146th
29th
Fizz Buzz
191st75th559th98th228th83rd397th416th132nd63rd179th104th
9th343rd2,834th84th265th
Foo Fizz Buzz Bar
175th
Fractions
122nd
Happy Numbers
36th
23rd
Intersection
27th
ISBN
90th
Kaprekar Numbers
50th
Kolakoski Sequence
82nd
Leap Years
106th
19th
Levenshtein Distance
81st
Leyland Numbers
73rd
Look and Say
72nd
Lucky Tickets
33rd
Morse Decoder
45th
Morse Encoder
40th
Niven Numbers
170th
36th
Number Spiral
79th
Odious Numbers
11th
24th
Ordinal Numbers
1st
Pangram Grep
45th
21st
Pascal’s Triangle
68th
73rd
21st
Pernicious Numbers
121st
38th
Poker
17th
Prime Numbers
162nd
128th
19th
Quine
68th
33rd
137th95th814th44th
Recamán
114th
Rock-paper-scissors-Spock-lizard
14th
Roman to Arabic
79th
14th
Rule 110
75th
Seven Segment
57th
22nd
Sierpiński Triangle
50th
13th
Smith Numbers
71st
Spelling Numbers
30th
Sudoku
21st
Ten-pin Bowling
33rd
Tongue-twisters
152nd
United States
59th
Vampire Numbers
51st
Van Eck Sequence
63rd
λ
43rd
9th
π
144th
τ
93rd
φ
75th
√2
84th
𝑒
71st