12 Days of Christmas
762
99 Bottles of Beer
644
Christmas Trees
645
Cubes
450
Divisors
533548645
Emirp Numbers
559
Fibonacci
525517933
Fizz Buzz
559581765
Foo Fizz Buzz Bar
564664747
Happy Numbers
539
Happy Numbers (Long)
615
Leap Years
561
783
Ordinal Numbers
515
Pascal’s Triangle
368
420
Prime Numbers
622
Prime Numbers (Long)
658
Sierpiński Triangle
390