12 Days of Christmas
94th
Abundant Numbers
166th
Catalan’s Constant
40th
Collatz
180th
Diamonds
62nd
Divisors
238th
Emirp Numbers
77th
Evil Numbers
230th
Evil Numbers (Long)
111th
Fibonacci
359th
Fizz Buzz
406th
Happy Numbers
98th
Hexdump
35th
Intersection
43rd
Leap Years
220th
Lucky Numbers
35th
Morse Decoder
15th
Morse Encoder
22nd
Number Spiral
47th
Odious Numbers
168th
Odious Numbers (Long)
94th
Pernicious Numbers (Long)
48th
Prime Numbers
266th
Recamán
60th
Reverse Polish Notation
42nd
Smith Numbers
36th