99 Bottles of Beer
581
Abundant Numbers
699737
Catalan Numbers
698
Christmas Trees
590
Collatz
756653
Diamonds
302
Divisors
713800
Evil Numbers
563
Fibonacci
610446
Fizz Buzz
577583617562
Foo Fizz Buzz Bar
572
Leap Years
651
589
Niven Numbers
721810
Odious Numbers
583
Pascal’s Triangle
607
Prime Numbers
541
Prime Numbers (Long)
579
Tongue-twisters
501
φ
639
√2
662