12 Days of Christmas
30th
Arabic to Roman
74th
Divisors
123rd1,060th49th
Emirp Numbers
49th
Evil Numbers
1,124th60th
Fibonacci
196th1,383rd130th
Fizz Buzz
229th
101st
Happy Numbers
51st
Leap Years
56th
Morse Decoder
16th
Niven Numbers
54th
Odious Numbers
54th
Pascal’s Triangle
58th
Pernicious Numbers
57th
Poker
9th
Prime Numbers
80th
Quine
77th
Spelling Numbers
81st