Number of (n+2)X9 0..1 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..1 introduced in row major order.
A204397
Number of (n+2)X9 0..1 arrays with no 3X3 subblock having three equal diagonal elements or three equal antidiagonal elements, and new values 0..1 introduced in row major order.
Terms
- a(0) =1276088a(1) =47258642a(2) =1547710600a(3) =46611372488
External references
- oeis: A204397