12 Days of Christmas
753
Abundant Numbers
607
Catalan’s Constant
124
Collatz
641
Diamonds
388
Divisors
638
Emirp Numbers
470
Evil Numbers
418
Evil Numbers (Long)
405
Fibonacci
688
Fizz Buzz
680
Happy Numbers
463
Hexdump
458
Intersection
592
Leap Years
688
Lucky Numbers
277
Morse Decoder
91
Morse Encoder
194
Number Spiral
285
Odious Numbers
446
Odious Numbers (Long)
425
Pernicious Numbers (Long)
339
Prime Numbers
375
Recamán
470
Reverse Polish Notation
337
Smith Numbers
131