Abundant Numbers
168th
Abundant Numbers (Long)
93rd
Collatz
144th
Divisors
195th
Emirp Numbers
99th
Emirp Numbers (Long)
48th
Evil Numbers
261st
Evil Numbers (Long)
110th
Fibonacci
392nd
Fizz Buzz
399th1,271st
Foo Fizz Buzz Bar
106th
Happy Numbers
108th
Happy Numbers (Long)
65th
Leap Years
201st
Niven Numbers
277th
Niven Numbers (Long)
107th
Odious Numbers
226th
Odious Numbers (Long)
103rd
Pernicious Numbers
161st
Prime Numbers
142nd
Prime Numbers (Long)
78th