12 Days of Christmas
817857
99 Bottles of Beer
691
Abundant Numbers
807
brainfuck
756
Christmas Trees
773
Cubes
517
Divisors
708926
Emirp Numbers
718
Emojify
524
Evil Numbers
691787
Fibonacci
905860927
Fizz Buzz
819738
Leap Years
663
Leyland Numbers
765
Niven Numbers
903
Odious Numbers
747808
Pernicious Numbers
574
Prime Numbers
626871
Rule 110
481
Spelling Numbers
752
Sudoku
473
π
817