12 Days of Christmas
129th
100th
99 Bottles of Beer
65th
Arabic to Roman
58th
Christmas Trees
453rd39th
Cubes
36th
Diamonds
55th
Divisors
512th78th
Emirp Numbers
481st27th
Evil Numbers
84th
Fibonacci
953rd63rd
Fizz Buzz
81st
Happy Numbers
42nd
Leap Years
98th
Morse Decoder
28th
Morse Encoder
31st
Niven Numbers
84th
Odious Numbers
64th
Ordinal Numbers
128th48th
Pangram Grep
90th
Pascal’s Triangle
75th
Pernicious Numbers
69th
Prime Numbers
27th
Quine
99th
Rock-paper-scissors-Spock-lizard
232nd36th
Roman to Arabic
55th
Rule 110
41st
Seven Segment
40th
Sierpiński Triangle
40th
λ
24th
π
118th202nd52nd
τ
39th
φ
47th
√2
48th
𝑒
65th