12 Days of Christmas
60th
99 Bottles of Beer
42nd
Abundant Numbers
59th
Abundant Numbers (Long)
43rd
Arabic to Roman
51st
Arrows
35th
ASCII Table
49th
Christmas Trees
58th
Collatz
66th
Divisors
101st
Emirp Numbers
40th
Emirp Numbers (Long)
23rd
Evil Numbers
86th
Evil Numbers (Long)
56th
Fibonacci
179th
Fizz Buzz
183rd
Foo Fizz Buzz Bar
85th
Fractions
35th
Happy Numbers
64th
Happy Numbers (Long)
31st
Leap Years
93rd
Leyland Numbers
32nd
Lucky Numbers
19th
Morse Encoder
27th
Niven Numbers
53rd
Niven Numbers (Long)
46th
Number Spiral
37th
Odious Numbers
80th
Odious Numbers (Long)
50th
Ordinal Numbers
59th
Pangram Grep
62nd
Pascal’s Triangle
55th
Pernicious Numbers
62nd
Pernicious Numbers (Long)
31st
Prime Numbers
34th
Prime Numbers (Long)
29th
Recamán
37th
Reverse Polish Notation
28th
Rule 110
29th
Tongue-twisters
41st
United States
34th