Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

A305012

Number of nX5 0..1 arrays with every element unequal to 1, 2, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =3a(1) =51a(2) =99a(3) =255a(4) =2715a(5) =9499a(6) =30457a(7) =225009a(8) =1046863a(9) =4428355a(10) =25786862a(11) =133489800a(12) =644632918a(13) =3500846702a(14) =18523401621a(15) =94736004178a(16) =504816486286

External references