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A279131 Number of nX5 0..1 arrays with no element equal to a strict majority of its horizontal and vertical neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards. 1
3, 87, 820, 6396, 47452, 316516, 2017028, 12376570, 73672888, 428568648, 2445310419, 13733337644, 76104228971, 416938845972, 2261749445562, 12163774256441, 64922115452637, 344182830696292, 1813720428133600 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A279134.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..250

R. H. Hardin, Empirical recurrence of order 88

FORMULA

Empirical recurrence of order 88 (see link above)

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A279134.

Sequence in context: A326948 A159053 A172494 * A230670 A232069 A172723

Adjacent sequences:  A279128 A279129 A279130 * A279132 A279133 A279134

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 06 2016

STATUS

approved

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Last modified May 30 17:32 EDT 2020. Contains 334728 sequences. (Running on oeis4.)