12 Days of Christmas
403
Abundant Numbers
698
Arabic to Roman
541
Catalan Numbers
840
Christmas Trees
708
Diamonds
549
Divisors
858
Emirp Numbers
491
Evil Numbers
539586
Fibonacci
935
Fizz Buzz
891
Foo Fizz Buzz Bar
783
ISBN
599
Leap Years
730
Niven Numbers
720
Odious Numbers
542
Ordinal Numbers
612
Pascal’s Triangle
774
Prime Numbers
577
Prime Numbers (Long)
612
Quine
946
Rock-paper-scissors-Spock-lizard
536
Seven Segment
618
Van Eck Sequence
711