12 Days of Christmas
351
99 Bottles of Beer
303
Abundant Numbers
623
Abundant Numbers (Long)
684
Alphabetic Numbers
18
Arabic to Roman
228
Arithmetic Numbers
531465546
Ascending Primes
92
Card Number Validation
396
Catalan Numbers
14
Catalan’s Constant
59
Christmas Trees
341
Collatz
626
Cubes
31
Divisors
597
Evil Numbers
726
Evil Numbers (Long)
712
Factorial Factorisation
373
Fibonacci
733572909
Fizz Buzz
642524889
Foo Fizz Buzz Bar
603525781
Fractions
692
Leap Years
685651704
Leyland Numbers
521
Mandelbrot
22
N Queens
53
Niven Numbers
580
Niven Numbers (Long)
636
Odious Numbers
766
Odious Numbers (Long)
749
Pascal’s Triangle
423
Pernicious Numbers
419
Pernicious Numbers (Long)
348
Polyominoes
17
Prime Numbers
503
Prime Numbers (Long)
515
Recamán
539
Tic-tac-toe
296
Tongue-twisters
272
Ulam Sequence
38
Vampire Numbers
61
π
56