A209598 Number of 7X7 0..n arrays with every element equal to a diagonal or antidiagonal reflection.

82556485632, 61291132048828125, 709908161907247808512, 923682425022125244140625, 310357092660359621536382976, 41461694858240499304086993277, 2836619246897071128576000000000

Offset: 1

Author

R. H. Hardin Mar 10 2012

Keywords

• nonn

Comments

Row 7 of A209593

Links

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

Formula

a(n) = (n+1) ^ 13 * ((n+1)*(2*n+1)) ^ 9