12 Days of Christmas
18th
ASCII Table
29th
14th
Fizz Buzz
70th
Foo Fizz Buzz Bar
356th
Happy Numbers
30th
631st
Leap Years
104th1,068th
ln 2
14th
Niven Numbers
39th84th
751st
Number Spiral
27th
12th
12th
Prime Numbers
58th98th
1,045th
Quine
81st
797th
Recamán
12th
Smith Numbers
8th
Tongue-twisters
27th
π
494th