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A296598 Number of nX7 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1, 2 or 3 neighboring 1s. 1
37, 6432, 370000, 26487173, 1952733110, 139547279602, 10046940260800, 723805695940277, 52099265384617231, 3750789602427272414, 270036038038577822508, 19440749034215131310199, 1399605769698172119764162 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A296599.

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Cf. A296599.

Sequence in context: A295415 A202801 A226307 * A221034 A221498 A296687

Adjacent sequences:  A296595 A296596 A296597 * A296599 A296600 A296601

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 16 2017

STATUS

approved

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Last modified January 25 12:26 EST 2022. Contains 350572 sequences. (Running on oeis4.)