Number of (n+2)X9 binary arrays avoiding patterns 000 and 010 in rows, columns and nw-to-se diagonals.
A202491
Number of (n+2)X9 binary arrays avoiding patterns 000 and 010 in rows, columns and nw-to-se diagonals.
Terms
- a(0) =174720a(1) =2822400a(2) =81920160a(3) =2377732644a(4) =56953820952
External references
- oeis: A202491