Number of (n+1)X7 binary arrays with every 2X2 subblock sum equal to exactly one or two horizontal and vertical neighbor 2X2 subblock sums.

A188308

Number of (n+1)X7 binary arrays with every 2X2 subblock sum equal to exactly one or two horizontal and vertical neighbor 2X2 subblock sums.

Terms

    a(0) =1332a(1) =71888a(2) =1514522a(3) =37040856a(4) =878907878a(5) =21615769428a(6) =520845610752

External references