12 Days of Christmas
286th
99 Bottles of Beer
163rd
Christmas Trees
70th
Divisors
1st
Emirp Numbers
109th
Evil Numbers
138th
Fibonacci
188th
Fizz Buzz
58th
Happy Numbers
230th
Leap Years
429th
Niven Numbers
308th
Odious Numbers
155th
Pascal’s Triangle
127th
Pernicious Numbers
165th
Prime Numbers
330th
Quine
72nd