12 Days of Christmas
125th
94th
99 Bottles of Beer
58th
Arabic to Roman
56th
Christmas Trees
432nd36th
Cubes
33rd
Diamonds
50th
Divisors
503rd72nd
Emirp Numbers
469th26th
Evil Numbers
78th
Fibonacci
925th62nd
Fizz Buzz
79th
Happy Numbers
39th
Leap Years
91st
Morse Decoder
27th
Morse Encoder
30th
Niven Numbers
79th
Odious Numbers
60th
Ordinal Numbers
123rd45th
Pangram Grep
84th
Pascal’s Triangle
71st
Pernicious Numbers
66th
Prime Numbers
27th
Quine
110th
Rock-paper-scissors-Spock-lizard
227th33rd
Roman to Arabic
55th
Rule 110
38th
Seven Segment
39th
Sierpiński Triangle
37th
λ
21st
π
117th191st80th
τ
51st
φ
59th
√2
59th
𝑒
63rd