12 Days of Christmas
475
99 Bottles of Beer
596
Abundant Numbers
716
Abundant Numbers (Long)
899
Arabic to Roman
368
Arrows
516
ASCII Table
656
Christmas Trees
604
Collatz
891
Divisors
755
Emirp Numbers
339
Emirp Numbers (Long)
617
Evil Numbers
602
Evil Numbers (Long)
622
Fibonacci
810
Fizz Buzz
851
Foo Fizz Buzz Bar
676
Fractions
698
Happy Numbers
358
Happy Numbers (Long)
513
Leap Years
814
Leyland Numbers
637
Lucky Numbers
540
Morse Encoder
340
Niven Numbers
935
Niven Numbers (Long)
731
Number Spiral
307
Odious Numbers
576
Odious Numbers (Long)
596
Ordinal Numbers
481
Pangram Grep
487
Pascal’s Triangle
513
Pernicious Numbers
447
Pernicious Numbers (Long)
527
Prime Numbers
736
Prime Numbers (Long)
878
Recamán
599
Reverse Polish Notation
517
Rule 110
403
Tongue-twisters
354
United States
161