A282837 - OEIS

A282837

Number of nX7 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly two elements.

13, 544, 34464, 1172252, 33527252, 957808843, 25269280218, 643705916373, 16010099108460, 388020733786517, 9247437037805448, 217036671914282451, 5029023759579668243, 115284880924811399314, 2617941571002141930815

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OFFSET

1,1

COMMENTS

Column 7 of A282838.

LINKS

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

EXAMPLE

Some solutions for n=3

..0..1..0..0..0..0..1. .1..0..0..1..0..0..0. .0..0..1..0..1..0..0

..0..0..1..0..0..0..1. .1..0..1..0..0..0..0. .0..0..0..1..0..0..0

..1..0..0..1..0..0..1. .0..0..0..1..1..0..1. .0..0..1..0..1..1..0

CROSSREFS

Cf. A282838.

Sequence in context: A229263 A308865 A143601 * A203360 A265503 A050286

Adjacent sequences: A282834 A282835 A282836 * A282838 A282839 A282840

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 22 2017

STATUS

approved