12 Days of Christmas
129th
100th
99 Bottles of Beer
65th
Arabic to Roman
59th
Christmas Trees
463rd40th
Cubes
37th
Diamonds
59th
Divisors
526th80th
Emirp Numbers
488th28th
Evil Numbers
85th
Fibonacci
967th65th
Fizz Buzz
83rd
Happy Numbers
43rd
Leap Years
99th
Morse Decoder
30th
Morse Encoder
32nd
Niven Numbers
85th
Odious Numbers
65th
Ordinal Numbers
131st49th
Pangram Grep
91st
Pascal’s Triangle
76th
Pernicious Numbers
70th
Prime Numbers
27th
Quine
100th
Rock-paper-scissors-Spock-lizard
236th36th
Roman to Arabic
56th
Rule 110
41st
Seven Segment
41st
Sierpiński Triangle
41st
λ
24th
π
119th207th52nd
τ
39th
φ
49th
√2
49th
𝑒
66th