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A269213 Number of nX7 0..3 arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling three exactly once. 1
5832, 2546304, 1012764384, 354189986208, 116322554833728, 36713945487331392, 11273191243423937904, 3392211859561264876416, 1005065652737890110097824, 294164506851983123928014976, 85246917739611183231260455872 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A269214.

LINKS

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

EXAMPLE

Some solutions for n=1

..0..0..0..0..3..1..3. .1..0..2..0..3..3..1. .2..3..2..2..1..0..1

CROSSREFS

Cf. A269214.

Sequence in context: A269185 A147859 A269151 * A035903 A114771 A269096

Adjacent sequences:  A269210 A269211 A269212 * A269214 A269215 A269216

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 20 2016

STATUS

approved

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Last modified June 25 22:27 EDT 2019. Contains 324364 sequences. (Running on oeis4.)