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

A302822

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

Terms

    a(0) =8a(1) =81a(2) =389a(3) =1494a(4) =6905a(5) =34957a(6) =170262a(7) =800847a(8) =3803935a(9) =18365102a(10) =88560473a(11) =424619869a(12) =2035343158a(13) =9777295419a(14) =46988945099a(15) =225666735042

External references