Number of nX7 0..1 arrays with every element unequal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.

A303887

Number of nX7 0..1 arrays with every element unequal to 0, 2, 3 or 4 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =908a(2) =684a(3) =7433a(4) =16431a(5) =88901a(6) =308271a(7) =1437397a(8) =5832957a(9) =25738579a(10) =111298625a(11) =488061118a(12) =2160741927a(13) =9505071631a(14) =42622781668a(15) =188580476451a(16) =852064649176

External references