12 Days of Christmas
60th
99 Bottles of Beer
42nd
Abundant Numbers
57th
Abundant Numbers (Long)
41st
Arabic to Roman
50th
Arrows
35th
ASCII Table
49th
Christmas Trees
57th
Collatz
65th
Divisors
99th
Emirp Numbers
40th
Emirp Numbers (Long)
23rd
Evil Numbers
86th
Evil Numbers (Long)
56th
Fibonacci
179th
Fizz Buzz
182nd
Foo Fizz Buzz Bar
83rd
Fractions
34th
Happy Numbers
63rd
Happy Numbers (Long)
30th
Leap Years
91st
Leyland Numbers
31st
Lucky Numbers
19th
Morse Encoder
27th
Niven Numbers
52nd
Niven Numbers (Long)
45th
Number Spiral
37th
Odious Numbers
79th
Odious Numbers (Long)
50th
Ordinal Numbers
58th
Pangram Grep
61st
Pascal’s Triangle
52nd
Pernicious Numbers
61st
Pernicious Numbers (Long)
30th
Prime Numbers
34th
Prime Numbers (Long)
29th
Recamán
37th
Reverse Polish Notation
27th
Rule 110
29th
Tongue-twisters
40th
United States
33rd