12 Days of Christmas
134th
100th
99 Bottles of Beer
64th
Arabic to Roman
60th
Christmas Trees
443rd38th
Cubes
37th
Diamonds
57th
Divisors
497th78th
Emirp Numbers
471st83rd
Evil Numbers
84th
Fibonacci
962nd64th
Fizz Buzz
81st
Happy Numbers
69th
Leap Years
99th
Morse Decoder
30th
Morse Encoder
31st
Niven Numbers
85th
Odious Numbers
64th
Ordinal Numbers
88th49th
Pangram Grep
91st
Pascal’s Triangle
74th
Pernicious Numbers
70th
Prime Numbers
24th
Quine
100th
Rock-paper-scissors-Spock-lizard
259th35th
Roman to Arabic
54th
Rule 110
45th
Seven Segment
41st
Sierpiński Triangle
40th
λ
29th
π
118th182nd51st
τ
39th
φ
47th
√2
47th
𝑒
65th