12 Days of Christmas
321
99 Bottles of Beer
Divisors
722
Emirp Numbers
399
Fibonacci
833
Fizz Buzz
Foo Fizz Buzz Bar
Leap Years
Niven Numbers
613
Ordinal Numbers
Pernicious Numbers
399
Prime Numbers
599
Rock-paper-scissors-Spock-lizard
404
Sierpiński Triangle
114
λ
205
𝑒
60