12 Days of Christmas
789
99 Bottles of Beer
658
Abundant Numbers
679
Abundant Numbers (Long)
795
Arithmetic Numbers
763
ASCII Table
710
Catalan Numbers
691
Christmas Trees
649
Collatz
817825
CSS Colors
535
Day of Week
560
Divisors
827
Emojify
342
Evil Numbers (Long)
817
Factorial Factorisation
96
Fibonacci
866935
Fizz Buzz
726472
Foo Fizz Buzz Bar
651
Fractions
644
ISBN
765
Niven Numbers (Long)
802
Odious Numbers
722852
Odious Numbers (Long)
744832
Pascal’s Triangle
555
Prime Numbers
658644
Prime Numbers (Long)
756270
Quine
603947
Repeating Decimals
406
SI Units
568
π
678682