12 Days of Christmas
363
99 Bottles of Beer
269
Arabic to Roman
354
Christmas Trees
588
Cubes
405
Divisors
639
911
Emirp Numbers
472
Evil Numbers
871
Fibonacci
864
Fizz Buzz
691
Happy Numbers
521
Leap Years
704
Niven Numbers
740
Odious Numbers
781
Pascal’s Triangle
380
Pernicious Numbers
397
Prime Numbers
834
Quine
346479943318302588604945413854
Roman to Arabic
483
Sierpiński Triangle
589