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A298319 Number of nX7 0..1 arrays with every element equal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero. 1
21, 203, 94, 1086, 6236, 11175, 111137, 644056, 3190955, 27151266, 182045025, 1280285105, 10257252946, 75063403838, 571967578126, 4496402709938, 34098604190424, 264284131602151, 2063855052770201, 15872082370425994 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A298320.

LINKS

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

EXAMPLE

Some solutions for n=7

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

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

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

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

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

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

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

CROSSREFS

Cf. A298320.

Sequence in context: A126542 A297906 A298500 * A299392 A299193 A300029

Adjacent sequences:  A298316 A298317 A298318 * A298320 A298321 A298322

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 17 2018

STATUS

approved

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Last modified December 3 14:51 EST 2020. Contains 338906 sequences. (Running on oeis4.)