Abundant Numbers
57th
Abundant Numbers (Long)
61st
Arithmetic Numbers
83rd
ASCII Table
57th
Collatz
157th
CSS Colors
49th
Day of Week
1st
Divisors
165th
Emirp Numbers
76th
Emirp Numbers (Long)
33rd
Evil Numbers
235th
Evil Numbers (Long)
100th
Fibonacci
271st
Fizz Buzz
401st
Foo Fizz Buzz Bar
19th
Fractions
55th
Happy Numbers
109th
Leap Years
101st
Medal Tally
Niven Numbers
157th
Niven Numbers (Long)
21st
Odious Numbers
204th
Pangram Grep
63rd
Pascal’s Triangle
131st
Prime Numbers
51st
Prime Numbers (Long)
25th
Quine
29th
Tongue-twisters
116th