12 Days of Christmas
802
99 Bottles of Beer
685
Abundant Numbers
759
Abundant Numbers (Long)
852
Arabic to Roman
344
Arrows
391
ASCII Table
624
Christmas Trees
576
Collatz
845
Divisors
720
Emirp Numbers
473
Emirp Numbers (Long)
572
Evil Numbers
581
Evil Numbers (Long)
592
Fibonacci
780
Fizz Buzz
900
Foo Fizz Buzz Bar
697
Fractions
641
Happy Numbers
461
Happy Numbers (Long)
481
Leap Years
807
Leyland Numbers
586
Lucky Numbers
494
Morse Encoder
374
Niven Numbers
921
Niven Numbers (Long)
696
Number Spiral
281
Odious Numbers
563
Odious Numbers (Long)
555
Ordinal Numbers
452
Pangram Grep
454
Pascal’s Triangle
475
Pernicious Numbers
419
Pernicious Numbers (Long)
496
Prime Numbers
812
Prime Numbers (Long)
831
Recamán
557
Reverse Polish Notation
456
Rule 110
363
Tongue-twisters
573
United States
170