Number of nX3 0..1 arrays with every element unequal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

A305956

Number of nX3 0..1 arrays with every element unequal to 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =1a(1) =25a(2) =132a(3) =919a(4) =6030a(5) =39985a(6) =264680a(7) =1752681a(8) =11604776a(9) =76839977a(10) =508784004a(11) =3368840487a(12) =22306294686a(13) =147697925509a(14) =977960616520

External references