Determinant of n X n matrix whose main diagonal consists of the first n 8-gonal numbers and all other elements are 1's.

A302912

Determinant of n X n matrix whose main diagonal consists of the first n 8-gonal numbers and all other elements are 1's.

Terms

    a(0) =1a(1) =7a(2) =140a(3) =5460a(4) =349440a(5) =33196800a(6) =4381977600a(7) =766846080000

External references