12 Days of Christmas
789
99 Bottles of Beer
646
Christmas Trees
649
Cubes
464
Divisors
538554660
Emirp Numbers
561
Fibonacci
527519935
Fizz Buzz
562585768
Foo Fizz Buzz Bar
565670751
Happy Numbers
542
Happy Numbers (Long)
619
Leap Years
563
785
Ordinal Numbers
517
Pascal’s Triangle
371
421
Prime Numbers
623
Prime Numbers (Long)
660
Sierpiński Triangle
394