12 Days of Christmas
766
Abundant Numbers
629
Catalan’s Constant
134
Collatz
663
Diamonds
407
Divisors
659
Emirp Numbers
497
Evil Numbers
419
Evil Numbers (Long)
420
Fibonacci
708
Fizz Buzz
692
Happy Numbers
487
Hexdump
486
Intersection
643
Leap Years
711
Lucky Numbers
298
Morse Decoder
97
Morse Encoder
204
Number Spiral
307
Odious Numbers
458
Odious Numbers (Long)
443
Pernicious Numbers (Long)
361
Prime Numbers
391
Recamán
496
Reverse Polish Notation
376
Smith Numbers
139