12 Days of Christmas
99th
Abundant Numbers
176th
Catalan’s Constant
41st
Collatz
194th
Diamonds
66th
Divisors
246th
Emirp Numbers
79th
Evil Numbers
241st
Evil Numbers (Long)
117th
Fibonacci
382nd
Fizz Buzz
417th
Happy Numbers
99th
Hexdump
37th
Intersection
44th
Leap Years
231st
Lucky Numbers
35th
Morse Decoder
15th
Morse Encoder
23rd
Number Spiral
48th
Odious Numbers
175th
Odious Numbers (Long)
102nd
Pernicious Numbers (Long)
50th
Prime Numbers
278th
Recamán
62nd
Reverse Polish Notation
45th
Smith Numbers
37th