Abundant Numbers
634
Christmas Trees
496
Collatz
735
Divisors
779
Emirp Numbers
373
Evil Numbers
481
666
Fibonacci
533
467483
Fizz Buzz
601786602720
Foo Fizz Buzz Bar
731
Fractions
629
Leap Years
553
437
Niven Numbers
675
Number Spiral
202
Odious Numbers
490
576
Pernicious Numbers
495
Prime Numbers
523
Prime Numbers (Long)
556
Quine
946
Sierpiński Triangle
131
Tongue-twisters
277
√2
694