Abundant Numbers
55th
Abundant Numbers (Long)
56th
Arithmetic Numbers
80th
ASCII Table
54th
Collatz
148th
CSS Colors
47th
Day of Week
1st
Divisors
163rd
Emirp Numbers
74th
Emirp Numbers (Long)
32nd
Evil Numbers
228th
Evil Numbers (Long)
96th
Fibonacci
265th
Fizz Buzz
395th
Foo Fizz Buzz Bar
19th
Fractions
54th
Happy Numbers
107th
Leap Years
97th
Medal Tally
Niven Numbers
151st
Niven Numbers (Long)
21st
Odious Numbers
199th
Pangram Grep
62nd
Pascal’s Triangle
124th
Prime Numbers
50th
Prime Numbers (Long)
25th
Quine
29th
Tongue-twisters
110th