12 Days of Christmas
817
99 Bottles of Beer
724
Christmas Trees
532
Diamonds
475
Divisors
686
Emirp Numbers
515
Evil Numbers
473
Fibonacci
933
Fizz Buzz
973
Happy Numbers
447
Leap Years
640
Morse Decoder
468
Niven Numbers
704
Odious Numbers
574
Pangram Grep
801
Pascal’s Triangle
656
Pernicious Numbers
371
Prime Numbers
622
Quine
946
π
τ
φ
724
𝑒
695