12 Days of Christmas
521st
99 Bottles of Beer
625th
Abundant Numbers
963rd
Abundant Numbers (Long)
504th
Christmas Trees
514th
Cubes
170th
Diamonds
173rd
Divisors
653rd
Emirp Numbers
733rd
Evil Numbers
1,186th
Fibonacci
861st
Fizz Buzz
1,328th
Happy Numbers
492nd
Leap Years
609th
Morse Decoder
83rd
Morse Encoder
89th
Niven Numbers
549th
Odious Numbers
693rd
Ordinal Numbers
250th
Pangram Grep
490th
Pascal’s Triangle
549th
Pernicious Numbers
385th
Poker
96th
Prime Numbers
774th
Quine
86th
Rock-paper-scissors-Spock-lizard
154th
Roman to Arabic
159th
Rule 110
126th
Seven Segment
311th
Sierpiński Triangle
171st