Number of nX6 0..1 arrays with every element equal to 0, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

A298915

Number of nX6 0..1 arrays with every element equal to 0, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =5a(2) =5a(3) =6a(4) =9a(5) =14a(6) =24a(7) =44a(8) =81a(9) =156a(10) =306a(11) =602a(12) =1192a(13) =2370a(14) =4720a(15) =9415a(16) =18797a(17) =37547a(18) =75032a(19) =149981a(20) =299846a(21) =599534a(22) =1198852a(23) =2397405a(24) =4794400a(25) =9588236a(26) =19175692a(27) =38350310a(28) =76699140a(29) =153396236

External references