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A298460 Number of nX7 0..1 arrays with every element equal to 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1
0, 104, 3490, 158594, 10408388, 628485305, 39291988976, 2452094749578, 153330900615477, 9596145600115920, 600655609880996664, 37603455857635324646, 2354220701177190634835, 147393065029642108781762 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 7 of A298461.

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A298461.

Sequence in context: A250684 A299601 A217773 * A299553 A187530 A185741

Adjacent sequences:  A298457 A298458 A298459 * A298461 A298462 A298463

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 19 2018

STATUS

approved

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Last modified January 23 10:58 EST 2022. Contains 350510 sequences. (Running on oeis4.)