A209596 Number of 5X5 0..n arrays with every element equal to a diagonal or antidiagonal reflection.

663552, 996451875, 161128382464, 8009033203125, 191221621088256, 2767247026234327, 27831388078080000, 212299175847866409, 1303210000000000000, 6714011580463844811, 29941085586484887552

Offset: 1

Author

R. H. Hardin Mar 10 2012

Keywords

• nonn

Comments

Row 5 of A209593

Links

• R. H. Hardin, Table of n, a(n) for n = 1..50

Formula

a(n) = (n+1) ^ 9 * ((n+1)*(2*n+1)) ^ 4