Abundant Numbers
181st
Arabic to Roman
129th
Christmas Trees
109th
Divisors
143rd
Evil Numbers
171st
Fibonacci
186th
Fizz Buzz
420th
Happy Numbers
161st
Leap Years
242nd
Levenshtein Distance
70th
Leyland Numbers
87th
Niven Numbers
1st
Odious Numbers
154th
Ordinal Numbers
138th
Pangram Grep
122nd
Prime Numbers
240th
Quine
33rd