Number of (n+2)X8 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally exactly one way.

A204605

Number of (n+2)X8 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally, vertically or nw-to-se diagonally exactly one way.

Terms

    a(0) =153711850a(1) =304865717a(2) =327968423a(3) =774393122a(4) =1139760144a(5) =1719348416a(6) =9620299328a(7) =81184579243a(8) =606122835152

External references