Number of 7Xn 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

A303414

Number of 7Xn 0..1 arrays with every element equal to 1, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =421a(2) =10384a(3) =15852a(4) =115770a(5) =2158662a(6) =24386918a(7) =158640643a(8) =1293822589a(9) =14788283853a(10) =149020593141

External references