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A265457 Number of nX7 0..n+7-2 arrays with each element differing from its horizontal and vertical neighbors by one or two. 1
9358, 5710302, 4148236142, 3073046007824, 2268041942592142, 1653688201339124766, 1191337567990711362900, 848423104474986244064166, 598271406157938091938371830, 418189967455232632823299204488 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A265458.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..33

EXAMPLE

Some solutions for n=1

..0..2..3..1..2..3..1....3..5..3..4..3..2..4....3..4..2..4..2..1..0

CROSSREFS

Cf. A265458.

Sequence in context: A251824 A228519 A292283 * A330902 A323803 A246736

Adjacent sequences:  A265454 A265455 A265456 * A265458 A265459 A265460

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 09 2015

STATUS

approved

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Last modified January 19 11:16 EST 2022. Contains 350465 sequences. (Running on oeis4.)