Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

A299604

Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =3a(1) =166a(2) =424a(3) =1446a(4) =5125a(5) =18273a(6) =62547a(7) =215175a(8) =740442a(9) =2539018a(10) =8753052a(11) =30227367a(12) =104305934a(13) =360259911a(14) =1244822173a(15) =4301556147a(16) =14870776980a(17) =51423668704a(18) =177844888394a(19) =615173366886

External references