Abundant Numbers
29th
Collatz
32nd502nd
Divisors
209th
Evil Numbers
89th
Evil Numbers (Long)
62nd
Fibonacci
269th
Fizz Buzz
298th
Foo Fizz Buzz Bar
50th
Fractions
64th
Happy Numbers
56th
Happy Numbers (Long)
41st
Intersection
31st
Leap Years
42nd
Niven Numbers
120th
Odious Numbers
82nd
Odious Numbers (Long)
60th
Pernicious Numbers
81st
Pernicious Numbers (Long)
48th
Prime Numbers
79th
Quine
105th
Recamán
19th
Vampire Numbers
38th
Van Eck Sequence
14th
π
66th
√2
35th
𝑒
53rd