Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

A305095

Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 6 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =5a(1) =109a(2) =158a(3) =142a(4) =1987a(5) =7273a(6) =10652a(7) =64966a(8) =320192a(9) =708423a(10) =2636757a(11) =13429934a(12) =39637595a(13) =125263401a(14) =569352731a(15) =1996214758a(16) =6279711801a(17) =25173920295a(18) =95148797434a(19) =313904299488

External references