12 Days of Christmas
169th
99 Bottles of Beer
306th
Abundant Numbers
161st
Christmas Trees
329th
Collatz
113th
Divisors
411th
Emirp Numbers
354th
Evil Numbers
474th
Fibonacci
783rd132nd
Fizz Buzz
1,422nd
Happy Numbers
264th
Morse Decoder
122nd
Niven Numbers
198th
Odious Numbers
285th
Pangram Grep
Pascal’s Triangle
388th
Pernicious Numbers
216th
Prime Numbers
458th
Quine
1st67th
Recamán
51st
Roman to Arabic
166th
Seven Segment
117th
Sierpiński Triangle
118th
Spelling Numbers
92nd
United States