Number of 7Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

A302217

Number of 7Xn 0..1 arrays with every element equal to 0, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =64a(1) =21a(2) =1065a(3) =172a(4) =6423a(5) =8756a(6) =55922a(7) =465040a(8) =1136003a(9) =19265064a(10) =60547641a(11) =699553699a(12) =3796928584a(13) =26139308319a(14) =214325335931

External references