A296738 Number of n X 7 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1's.

37, 2686, 62874, 2009116, 71592909, 2324267560, 76925689840, 2573555751062, 85477431609556, 2841856099756505, 94578470412995634, 3145886644932466940, 104642842963727071673, 3481093001498167945475, 115798793015786780353902

Offset

1,1

Comments

Column 7 of A296739.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=5
..0..0..1..1..0..0..0. .0..0..0..0..1..0..1. .0..0..0..1..0..0..1
..0..0..1..0..0..0..0. .0..0..1..1..0..1..0. .0..0..1..0..0..1..0
..0..0..0..0..0..1..1. .0..0..0..0..0..0..0. .0..0..0..0..0..1..0
..0..0..0..0..0..1..0. .0..0..0..0..1..0..0. .0..0..0..0..0..1..0
..0..0..0..0..1..1..0. .0..0..0..0..0..1..0. .0..0..0..1..1..0..0

Crossrefs

Cf. A296739.

Sequence in context: A193123 A295846 A297719 * A296385 A296642 A295039

Adjacent sequences: A296735 A296736 A296737 * A296739 A296740 A296741

Keyword

nonn

Author

R. H. Hardin, Dec 19 2017

Status

approved