12 Days of Christmas
86
99 Bottles of Beer
297
Arabic to Roman
964
Christmas Trees
124
Cubes
57
Diamonds
79
Divisors
626
Emirp Numbers
444
Evil Numbers
807
Fibonacci
808
Fizz Buzz
875
Fractions
707
Leap Years
634
Odious Numbers
806
Pernicious Numbers
732
Quine
948606
Sierpiński Triangle
184
Spelling Numbers
980
Tongue-twisters
469
λ
248