Abundant Numbers
22nd
Abundant Numbers (Long)
15th
Christmas Trees
10th
Day of Week
7th81st
Diamonds
Divisors
45th
Evil Numbers
51st
Evil Numbers (Long)
35th
Fibonacci
53rd
Fizz Buzz
39th
Foo Fizz Buzz Bar
15th
Forsyth–Edwards Notation
8th
Fractions
9th
Niven Numbers
26th
Niven Numbers (Long)
18th
Number Spiral
20th
Odious Numbers
44th
Odious Numbers (Long)
32nd
Prime Numbers
1st
Prime Numbers (Long)
1st
Rock-paper-scissors-Spock-lizard
9th