Number of (n+2)X7 0..2 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order.

A204150

Number of (n+2)X7 0..2 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order.

Terms

    a(0) =724154a(1) =5117114a(2) =26968208a(3) =146747822a(4) =839477288a(5) =4563772922a(6) =25275772916a(7) =139642744838a(8) =772194787088

External references