99 Bottles of Beer
46th
Abundant Numbers
26th25th
Abundant Numbers (Long)
56th
Arabic to Roman
40th
Arithmetic Numbers
43rd
Christmas Trees
145th
Collatz
208th
Day of Week
130th
Divisors
81st
Emirp Numbers
42nd
Emirp Numbers (Long)
18th
Evil Numbers
117th
Evil Numbers (Long)
63rd
Fibonacci
332nd
Fizz Buzz
260th1st
Happy Numbers
191st
Happy Numbers (Long)
90th
Leap Years
97th
Lucky Tickets
29th
Niven Numbers
1st
Niven Numbers (Long)
69th
Odious Numbers
99th
Odious Numbers (Long)
52nd
Ordinal Numbers
96th
Pangram Grep
140th
Pascal’s Triangle
38th
Pernicious Numbers
66th
Pernicious Numbers (Long)
43rd
Prime Numbers
140th
Prime Numbers (Long)
81st
Quine
29th
Recamán
35th
Reverse Polish Notation
84th
Smith Numbers
23rd