Abundant Numbers
32nd
Abundant Numbers (Long)
22nd20th42nd20th
521st
Arithmetic Numbers
23rd
Collatz
43rd
Divisors
56th
Evil Numbers
27th38th
1st
Evil Numbers (Long)
34th33rd
49th
Farey Sequence
26th
Fibonacci
135th
Fizz Buzz
33rd
Fractions
29th
Intersection
28th
Jacobi Symbol
18th
Leap Years
168th
ln 2
20th
21st
Niven Numbers
123rd
Niven Numbers (Long)
35th
Odious Numbers
73rd40th
Odious Numbers (Long)
55th32nd
Pascal’s Triangle
29th
Pernicious Numbers
82nd
Pernicious Numbers (Long)
26th
Prime Numbers
104th
281st
Prime Numbers (Long)
58th
47th
173rd
Quine
69th
Reverse Polish Notation
7th
π
40th
398th
φ
271st
√2
399th