12 Days of Christmas
64th
99 Bottles of Beer
43rd
Abundant Numbers
61st
Abundant Numbers (Long)
46th
Arabic to Roman
54th
Arrows
39th
ASCII Table
56th
Christmas Trees
59th
Collatz
70th
Divisors
103rd
Emirp Numbers
43rd
Emirp Numbers (Long)
27th
Evil Numbers
90th
Evil Numbers (Long)
63rd
Fibonacci
191st
Fizz Buzz
185th
Foo Fizz Buzz Bar
90th
Fractions
39th
Happy Numbers
66th
Happy Numbers (Long)
35th
Leap Years
100th
Leyland Numbers
34th
Lucky Numbers
20th
Morse Encoder
30th
Niven Numbers
54th
Niven Numbers (Long)
50th
Number Spiral
42nd
Odious Numbers
83rd
Odious Numbers (Long)
55th
Ordinal Numbers
65th
Pangram Grep
64th
Pascal’s Triangle
57th
Pernicious Numbers
67th
Pernicious Numbers (Long)
34th
Prime Numbers
38th
Prime Numbers (Long)
30th
Recamán
41st
Reverse Polish Notation
29th
Rule 110
31st
Tongue-twisters
45th
United States
37th