12 Days of Christmas
791
99 Bottles of Beer
657
Arabic to Roman
567
Christmas Trees
410
Divisors
647
Emirp Numbers
606
Evil Numbers
458
Fibonacci
651
Fizz Buzz
739
Happy Numbers
513
Niven Numbers
524
Odious Numbers
481
Pascal’s Triangle
474
Pernicious Numbers
452
Prime Numbers
566
Quine
962
Roman to Arabic
327
Seven Segment
310
Sierpiński Triangle
398
π
95