Abundant Numbers
56th
Abundant Numbers (Long)
58th
Arithmetic Numbers
83rd
ASCII Table
56th
Collatz
154th
CSS Colors
49th
Day of Week
1st
Divisors
164th
Emirp Numbers
75th
Emirp Numbers (Long)
32nd
Evil Numbers
232nd
Evil Numbers (Long)
98th
Fibonacci
269th
Fizz Buzz
397th
Foo Fizz Buzz Bar
19th
Fractions
55th
Happy Numbers
109th
Leap Years
98th
Medal Tally
Niven Numbers
156th
Niven Numbers (Long)
21st
Odious Numbers
201st
Pangram Grep
62nd
Pascal’s Triangle
130th
Prime Numbers
51st
Prime Numbers (Long)
25th
Quine
29th
Tongue-twisters
110th