Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.

A300177

Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =4a(1) =32a(2) =255a(3) =2033a(4) =16208a(5) =129217a(6) =1030173a(7) =8212978a(8) =65477359a(9) =522013397a(10) =4161713160a(11) =33178950053a(12) =264516722873

External references