12 Days of Christmas
463
99 Bottles of Beer
575
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
343
Arrows
482
ASCII Table
613
Christmas Trees
572
Collatz
Divisors
720
Emirp Numbers
Emirp Numbers (Long)
Evil Numbers
570
Evil Numbers (Long)
581
Fibonacci
780
Fizz Buzz
897
Foo Fizz Buzz Bar
691
Fractions
643
Happy Numbers
338
Happy Numbers (Long)
471
Leap Years
780
Leyland Numbers
584
Lucky Numbers
493
Morse Encoder
321
Niven Numbers
885
Niven Numbers (Long)
Number Spiral
280
Odious Numbers
542
Odious Numbers (Long)
554
Ordinal Numbers
449
Pangram Grep
453
Pascal’s Triangle
473
Pernicious Numbers
418
Pernicious Numbers (Long)
489
Prime Numbers
695
Prime Numbers (Long)
818
Recamán
556
Reverse Polish Notation
Rule 110
376
Tongue-twisters
346
United States
150