12 Days of Christmas
914th
99 Bottles of Beer
112th
Abundant Numbers
77th
Christmas Trees
18th403rd
Divisors
10th1st
Emirp Numbers
99th
Evil Numbers
691st
Fibonacci
1,065th
Fizz Buzz
136th1,492nd
Fractions
428th
Happy Numbers
96th
Leap Years
436th
Morse Decoder
76th
Morse Encoder
52nd
Niven Numbers
38th236th
Pangram Grep
298th
Pascal’s Triangle
597th
Pernicious Numbers
342nd
Prime Numbers
351st
Quine
99th63rd
Rule 110
138th
Seven Segment
122nd
Tongue-twisters
41st
λ
118th