Number of strings of n distinct digits from 1-9 that are the last n digits of a square in base 10.

A036756

Number of strings of n distinct digits from 1-9 that are the last n digits of a square in base 10.

Terms

    a(0) =5a(1) =17a(2) =85a(3) =340a(4) =1468a(5) =5076a(6) =14659a(7) =28198a(8) =27901

External references