Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.

A305357

Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =26a(2) =27a(3) =64a(4) =137a(5) =271a(6) =656a(7) =1414a(8) =3251a(9) =7823a(10) =17334a(11) =40796a(12) =93604a(13) =216821a(14) =501777a(15) =1167670a(16) =2698662a(17) =6270487a(18) =14570871a(19) =33832392a(20) =78619380a(21) =182859215a(22) =425198247a(23) =989053517a(24) =2302010385a(25) =5357492695a(26) =12472512027a(27) =29043019534a(28) =67636886076

External references