12 Days of Christmas
875
Abundant Numbers
727
Arabic to Roman
757
Catalan Numbers
839
Christmas Trees
813
Diamonds
657
Divisors
905
Emirp Numbers
605
Evil Numbers
549586
Fibonacci
934
Fizz Buzz
977
Foo Fizz Buzz Bar
986
ISBN
766
Leap Years
730
Niven Numbers
721
Odious Numbers
542
Ordinal Numbers
751
Pascalβs Triangle
835
Prime Numbers
577
Prime Numbers (Long)
611
Quine
946
Rock-paper-scissors-Spock-lizard
774
Seven Segment
785
Van Eck Sequence
750