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A147051 Number of n X n binary arrays with all ones connected only in a 0100-1101-0111 pattern in any orientation. 0
1, 1, 1, 17, 49, 237, 3143, 61525, 1581763, 52804881, 3069718147, 283686428107, 37198650400311 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..13.

EXAMPLE

Maximal 8 X 8 example

.0.1.1.1.0.0.0.0

.1.1.0.1.0.0.1.1

.0.1.0.0.0.0.0.1

.0.0.0.0.0.1.1.1

.0.1.0.0.0.0.1.0

.1.1.1.0.0.1.0.0

.1.0.0.0.1.1.0.1

.1.1.0.0.0.1.1.1

CROSSREFS

Sequence in context: A147201 A146775 A147217 * A146855 A146666 A146730

Adjacent sequences: A147048 A147049 A147050 * A147052 A147053 A147054

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 04 2008

STATUS

approved

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Last modified February 2 15:30 EST 2023. Contains 360022 sequences. (Running on oeis4.)