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A275036 Number of nX7 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-2) or (-2,0) and new values introduced in order 0..2. 1
32, 1296, 3336, 31495, 290927, 2788663, 26631796, 255796423, 2451632155, 23548292980, 226106157788, 2171965131197, 20860224910704, 200378203063185, 1924835061806021, 18490921588045973, 177631680731302175 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A275037.

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A275037.

Sequence in context: A038096 A278704 A275141 * A274732 A241800 A231040

Adjacent sequences:  A275033 A275034 A275035 * A275037 A275038 A275039

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 14 2016

STATUS

approved

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Last modified September 20 16:58 EDT 2019. Contains 327242 sequences. (Running on oeis4.)