Abundant Numbers
751
Collatz
845698
Divisors
725
Evil Numbers
715
Evil Numbers (Long)
686
Fibonacci
796
Fizz Buzz
784
Foo Fizz Buzz Bar
758
Fractions
610
Happy Numbers
526
Happy Numbers (Long)
654
Intersection
674
Leap Years
886
Niven Numbers
644
Odious Numbers
712
Odious Numbers (Long)
697
Pernicious Numbers
589
Pernicious Numbers (Long)
476
Prime Numbers
802
Quine
480
Recamán
869
Vampire Numbers
104
Van Eck Sequence
824
π
100
√2
99
𝑒
80