12 Days of Christmas
511
99 Bottles of Beer
705
Abundant Numbers
739
Abundant Numbers (Long)
810
Arabic to Roman
628
Arithmetic Numbers
827
Collatz
808
Divisors
938
Emirp Numbers
318
Fibonacci
805
Fizz Buzz
768889841
Leap Years
805
Leyland Numbers
687
Niven Numbers
728916
Pascal’s Triangle
570
Pernicious Numbers
608
Prime Numbers
884
Prime Numbers (Long)
927
Van Eck Sequence
519
π
486