Abundant Numbers
1,912th
12th
Diamonds
1,020th
Divisors
1,665th19th
Emirp Numbers
510th
Evil Numbers
2,240th1st
Evil Numbers (Long)
1st
Fibonacci
3,700th
8,232nd
3,957th1st
Fizz Buzz
133rd16th
Foo Fizz Buzz Bar
5th
Fractions
935th166th
Happy Numbers
1,232nd1st
Happy Numbers (Long)
996th1st
ISBN
50th
Kolakoski Sequence
1,165th1st
Leap Years
1,276th
750th9th
Look and Say
483rd56th
Niven Numbers
1st
Niven Numbers (Long)
1st
Odious Numbers
3,237th1st
Odious Numbers (Long)
1st
Ordinal Numbers
917th
Pangram Grep
27th
Pascal’s Triangle
1st
Pernicious Numbers
24th
Pernicious Numbers (Long)
262nd
Prime Numbers
1st
Prime Numbers (Long)
912th
1st
Reverse Polish Notation
756th
Smith Numbers
765th
Spelling Numbers
278th
Transpose Sentence
70th
Van Eck Sequence
807th7th