Abundant Numbers
1,967th
82nd
Diamonds
896th
Divisors
1,274th19th
Emirp Numbers
394th
Evil Numbers
2,131st1st
Evil Numbers (Long)
1st
Fibonacci
3,850th
8,081st
3,868th1st
Fizz Buzz
23rd471st
Foo Fizz Buzz Bar
99th
Fractions
863rd130th
Happy Numbers
1,197th308th
Happy Numbers (Long)
851st2nd
ISBN
68th
Kolakoski Sequence
1,140th1st
Leap Years
1,194th
671st170th
Look and Say
438th39th
Niven Numbers
513th
Niven Numbers (Long)
2nd
Odious Numbers
3,159th1st
Odious Numbers (Long)
1st
Ordinal Numbers
724th
Pangram Grep
3rd
Pascal’s Triangle
1st
Pernicious Numbers
23rd
Pernicious Numbers (Long)
204th
Prime Numbers
1st
Prime Numbers (Long)
869th
1st
Reverse Polish Notation
595th
Smith Numbers
650th
Spelling Numbers
229th
Transpose Sentence
71st
Van Eck Sequence
778th7th