Abundant Numbers
1,791st2,335th
Abundant Numbers (Long)
1,230th836th
Arithmetic Numbers
794th
Catalan Numbers
890th
Collatz
1,372nd
2,123rd
Cubes
895th
Diamonds
633rd
Divisors
1,498th1,445th
Emirp Numbers
1,534th
Emirp Numbers (Long)
551st
Evil Numbers
3,004th
Evil Numbers (Long)
585th1,096th
Fibonacci
4,716th
1,176th3,531st
Fizz Buzz
1,952nd1,771st10,948th870th8,532nd778th
Foo Fizz Buzz Bar
24th
Fractions
769th
Happy Numbers
1,059th
Happy Numbers (Long)
1,096th1,027th
586th
Intersection
584th
Leap Years
915th
1,491st1,864th
Lucky Numbers
482nd
Niven Numbers
2,140th
Niven Numbers (Long)
70th
Odious Numbers
2,614th
Odious Numbers (Long)
1,640th1,321st
Ordinal Numbers
1,134th
Pascal’s Triangle
940th1,500th
Pernicious Numbers
2,204th
Pernicious Numbers (Long)
859th
Prime Numbers
1,428th
Prime Numbers (Long)
1,530th311th
Quine
549th
Recamán
1,083rd1,031st
Tongue-twisters
1,969th
√2
671st