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A275356 Number of 6Xn 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-2) and new values introduced in order 0..2. 1
122, 3456, 16956, 175152, 2130176, 26615196, 351504904, 4681346476, 62600128172, 840740447848, 11302164467116, 152036300837588, 2045851077415224, 27533784482988444, 370572411439612120, 4987688003464417032 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A275352.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..127

EXAMPLE

Some solutions for n=4

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

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

..1..2..2..2. .2..2..2..1. .1..1..2..1. .2..1..2..1. .2..1..2..2

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

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

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

CROSSREFS

Cf. A275352.

Sequence in context: A259528 A192870 A208432 * A275146 A275226 A281609

Adjacent sequences:  A275353 A275354 A275355 * A275357 A275358 A275359

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 24 2016

STATUS

approved

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Last modified September 27 15:28 EDT 2021. Contains 347691 sequences. (Running on oeis4.)