Number of (n+1)X7 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order.
A204628
Number of (n+1)X7 0..2 arrays with every 2X2 subblock having unequal diagonal elements or unequal antidiagonal elements, and new values 0..2 introduced in row major order.
Terms
- a(0) =393216a(1) =425257068a(2) =459972403614
External references
- oeis: A204628