12 Days of Christmas
64th
99 Bottles of Beer
43rd
Abundant Numbers
58th
Abundant Numbers (Long)
41st
Arabic to Roman
50th
Arrows
31st
ASCII Table
49th
Christmas Trees
57th
Collatz
63rd
Divisors
99th
Emirp Numbers
39th
Emirp Numbers (Long)
22nd
Evil Numbers
83rd
Evil Numbers (Long)
53rd
Fibonacci
175th
Fizz Buzz
182nd
Foo Fizz Buzz Bar
83rd
Fractions
34th
Happy Numbers
62nd
Happy Numbers (Long)
30th
Leap Years
92nd
Leyland Numbers
31st
Lucky Numbers
20th
Morse Encoder
28th
Niven Numbers
50th
Niven Numbers (Long)
43rd
Number Spiral
37th
Odious Numbers
77th
Odious Numbers (Long)
48th
Ordinal Numbers
58th
Pangram Grep
60th
Pascal’s Triangle
51st
Pernicious Numbers
59th
Pernicious Numbers (Long)
30th
Prime Numbers
35th
Prime Numbers (Long)
29th
Recamán
37th
Reverse Polish Notation
27th
Rule 110
29th
Tongue-twisters
40th
United States
33rd