12 Days of Christmas
135th
105th
99 Bottles of Beer
68th
Arabic to Roman
63rd
Christmas Trees
476th42nd
Cubes
42nd
Diamonds
64th
Divisors
541st86th
Emirp Numbers
497th29th
Evil Numbers
87th
Fibonacci
1,004th68th
Fizz Buzz
83rd
Happy Numbers
44th
Leap Years
102nd
Morse Decoder
35th
Morse Encoder
37th
Niven Numbers
90th
Odious Numbers
68th
Ordinal Numbers
139th52nd
Pangram Grep
93rd
Pascal’s Triangle
79th
Pernicious Numbers
77th
Prime Numbers
29th
Quine
101st
Rock-paper-scissors-Spock-lizard
248th39th
Roman to Arabic
59th
Rule 110
44th
Seven Segment
47th
Sierpiński Triangle
45th
λ
27th
π
123rd220th58th
τ
43rd
φ
56th
√2
57th
𝑒
70th