A300964 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

1, 113, 580, 10135, 154497, 2472677, 40689759, 667804248, 11028400250, 182275886332, 3013052968267, 49816733534196, 823660216864786, 13618711831261298, 225177839676939177, 3723207030461817510

Offset

1,2

Comments

Column 6 of A300966.

Links

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

Example

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

Crossrefs

Cf. A300966.

Sequence in context: A341230 A109563 A142024 * A077287 A087294 A152928

Adjacent sequences: A300961 A300962 A300963 * A300965 A300966 A300967

Keyword

nonn

Author

R. H. Hardin, Mar 17 2018

Status

approved