12 Days of Christmas
19th
ASCII Table
31st
16th
Fizz Buzz
70th
Foo Fizz Buzz Bar
365th
Happy Numbers
30th
636th
Leap Years
104th1,079th
ln 2
14th
Niven Numbers
40th86th
763rd
Number Spiral
27th
12th
14th
Prime Numbers
59th101st
1,063rd
Quine
84th
806th
Recamán
12th
Smith Numbers
8th
Tongue-twisters
27th
π
503rd