12 Days of Christmas
853
99 Bottles of Beer
810
Abundant Numbers
734
Abundant Numbers (Long)
857
Arabic to Roman
744
Arithmetic Numbers
718
Arrows
412
ASCII Table
574
Christmas Trees
713
Collatz
820
Cubes
506
Divisors
698
Emirp Numbers
606
Emirp Numbers (Long)
663
Evil Numbers
834
Evil Numbers (Long)
813
Factorial Factorisation
621
Fibonacci
909
Fizz Buzz
973
Foo Fizz Buzz Bar
814
Forsyth–Edwards Notation
606
Fractions
632
Happy Numbers
694
Happy Numbers (Long)
789
ISBN
725
Leap Years
863
Leyland Numbers
892
ln 2
80
Look and Say
591
Lucky Numbers
490
Odious Numbers
781
Odious Numbers (Long)
778
Prime Numbers
622
Prime Numbers (Long)
657
Roman to Arabic
614
Ten-pin Bowling
447
Time Distance
788