Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum differing from its neighbors horizontally, vertically and nw-se diagonally.
A253163
Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock sum differing from its neighbors horizontally, vertically and nw-se diagonally.
Terms
- a(0) =186624a(1) =4189216a(2) =92998506a(3) =2461955138a(4) =62954425188
External references
- oeis: A253163