Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

A326100

Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =4a(1) =29a(2) =161a(3) =929a(4) =5383a(5) =31236a(6) =181227a(7) =1051456a(8) =6100399a(9) =35393679a(10) =205349281a(11) =1191408438a(12) =6912388772a(13) =40104734047a(14) =232682180647

External references