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A284228 Number of 7 X n 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero. 1
64, 2719, 170155, 19371893, 2058141264, 232036495984, 26772321109067, 3148948157013672, 375099683101859897, 45101225320947864321, 5461569534638135452419, 665104722603120565892383 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A284222.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..24

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

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

CROSSREFS

Cf. A284222.

Sequence in context: A203256 A265632 A144843 * A017319 A036531 A301840

Adjacent sequences:  A284225 A284226 A284227 * A284229 A284230 A284231

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 23 2017

STATUS

approved

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Last modified May 18 13:28 EDT 2022. Contains 353816 sequences. (Running on oeis4.)