Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

A300936

Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Terms

    a(0) =64a(1) =1063a(2) =3699a(3) =15292a(4) =77434a(5) =399796a(6) =2038646a(7) =9872494a(8) =49173493a(9) =248913865a(10) =1260900313a(11) =6356938678a(12) =32044722978a(13) =161891392730a(14) =818860503999

External references