12 Days of Christmas
449
Abundant Numbers
762783
Abundant Numbers (Long)
693858
Arithmetic Numbers
733503
Arrows
561
Card Number Validation
522
Catalan Numbers
927
Collatz
899778
Divisors
737911938
Emirp Numbers
543
Evil Numbers
891878551
Evil Numbers (Long)
867858
Farey Sequence
551
Fibonacci
910932850
Fizz Buzz
875770180
Foo Fizz Buzz Bar
704
Fractions
772
Happy Numbers
527
506
Intersection
836
Kolakoski Sequence
862521
Leap Years
797759
Leyland Numbers
582624
ln 2
612
Look and Say
119
Niven Numbers
781
Niven Numbers (Long)
863
Odious Numbers
868887515
Odious Numbers (Long)
810812
Pascal’s Triangle
901
Pernicious Numbers
795699454
Pernicious Numbers (Long)
584
Prime Numbers
816891884
Prime Numbers (Long)
929927
Quine
945
Recamán
614
Van Eck Sequence
865
Zeckendorf Representation
729
φ
934
√2
807
𝑒
629