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A304139 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 6 king-move adjacent elements, with upper left element zero. 1
1, 49, 16, 17, 83, 39, 34, 749, 257, 102, 8887, 2522, 603, 104361, 35729, 8663, 1216402, 616854, 186354, 14154101, 10863678, 4279443, 165279952, 184917504, 96964504, 1956483921, 3045215141, 2158260140, 23979343195, 49531610793, 48022478670 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A304141.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A304141.

Sequence in context: A278107 A218167 A145583 * A305045 A065787 A033369

Adjacent sequences:  A304136 A304137 A304138 * A304140 A304141 A304142

KEYWORD

nonn

AUTHOR

R. H. Hardin, May 07 2018

STATUS

approved

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Last modified May 17 15:35 EDT 2021. Contains 343980 sequences. (Running on oeis4.)