1/128 the number of (n+2)X9 binary arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace.

A185864

1/128 the number of (n+2)X9 binary arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace.

Terms

    a(0) =122284a(1) =4312662a(2) =193660943a(3) =8546141676a(4) =392747944918

External references