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A281836 Number of nX7 0..1 arrays with no element equal to more than four of its king-move neighbors and with new values introduced in order 0 sequentially upwards. 1
64, 7181, 174121, 5954670, 208837689, 7184856176, 249711414322, 8720904906157, 304343654274741, 10622958299884002, 370930580282054293, 12952520251947814234, 452283856657069177772, 15793443298614435564329 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A281837.

LINKS

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

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Cf. A281837.

Sequence in context: A183243 A264075 A223198 * A299080 A299843 A299000

Adjacent sequences: A281833 A281834 A281835 * A281837 A281838 A281839

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 31 2017

STATUS

approved

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Last modified February 3 07:57 EST 2023. Contains 360024 sequences. (Running on oeis4.)