Abundant Numbers
22nd
Abundant Numbers (Long)
12th
Collatz
118th
Divisors
111th
28th
Evil Numbers
102nd
31st
Evil Numbers (Long)
64th
21st
Fibonacci
154th59th525th299th258th74th71st69th67th196th297th786th193rd74th64th110th193rd171st1,821st248th216th98th61st51st
Fizz Buzz
603rd496th249th
53rd
Foo Fizz Buzz Bar
107th
71st
Leap Years
254th139th99th
31st
Niven Numbers
168th98th80th
29th
Niven Numbers (Long)
78th56th59th
19th
Odious Numbers
78th
30th
Odious Numbers (Long)
51st
22nd
Prime Numbers
239th
96th
23rd
Prime Numbers (Long)
130th
76th
13th
Recamán
43rd