Number of nX7 0..1 arrays with every element equal to 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

A298962

Number of nX7 0..1 arrays with every element equal to 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =8a(2) =8a(3) =75a(4) =230a(5) =1144a(6) =4263a(7) =18517a(8) =75262a(9) =317141a(10) =1307739a(11) =5446889a(12) =22584896a(13) =93917334a(14) =389965508a(15) =1620245230a(16) =6729536166a(17) =27956779018a(18) =116131464818a(19) =482427395426

External references