Abundant Numbers
671
Arabic to Roman
152595
Diamonds
505
Emirp Numbers
455
Emojify
Evil Numbers
741
Fibonacci
947
Fizz Buzz
841
ISBN
511
Leap Years
662
Odious Numbers
769
Ordinal Numbers
550
Pangram Grep
701
Prime Numbers
615
Rock-paper-scissors-Spock-lizard
173
Seven Segment
420
Spelling Numbers
240
United States
φ
722