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A284770 Number of n X 7 0..1 arrays with the number of 1's horizontally or vertically adjacent to some 0 one less than the number of 0's adjacent to some 1. 1
28, 2896, 298003, 31677488, 3595841703, 415218866820, 48994677634459, 5840008221148574, 702889504624919147, 85151294479167806690, 10373863251897460544155, 1269424721127000908485982 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A284771.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=2

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

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

CROSSREFS

Cf. A284771.

Sequence in context: A317799 A275654 A283519 * A107444 A277657 A285151

Adjacent sequences:  A284767 A284768 A284769 * A284771 A284772 A284773

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 02 2017

STATUS

approved

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Last modified August 12 07:10 EDT 2022. Contains 356067 sequences. (Running on oeis4.)