12 Days of Christmas
576
99 Bottles of Beer
633
Abundant Numbers
698
Arithmetic Numbers
838
ASCII Table
666
Card Number Validation
446
Christmas Trees
510
Collatz
697
679785840
Cubes
479
Diamonds
345
Divisors
772
Evil Numbers
491
Factorial Factorisation
548
Farey Sequence
625
Fibonacci
864
846
Fizz Buzz
761
834
Foo Fizz Buzz Bar
491673823
Fractions
535
Gray Code Decoder
577
706
Gray Code Encoder
758
Happy Numbers
257
Intersection
468
Inventory Sequence
305
ISBN
572
Kaprekar Numbers
669
Kolakoski Sequence
607578624
Leap Years
617
Leyland Numbers
612
Look and Say
526
Lucky Numbers
500
Niven Numbers
538
Odious Numbers
442
Ordinal Numbers
439
PalindromemordnilaP
582
Pangram Grep
583
Pascal’s Triangle
688
Pernicious Numbers
344
Prime Numbers
682
Recamán
712
730
Seven Segment
550
Sierpiński Triangle
357
Smith Numbers
551
Transpose Sentence
540
Trinomial Triangle
713
Ulam Sequence
778
United States
155
Van Eck Sequence
692