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A231035 Number of nX6 0..2 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3 and at least one element with value (x(i,j)-1) mod 3, and upper left element zero 1
0, 32, 9726, 677204, 79772488, 10140483166, 1171740348034, 139409083454936, 16609563930667236, 1971906217514092058, 234381303676846940902, 27859583926828807881986, 3311078808356794610011448 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A231037

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..89

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A139568 A139294 A227603 * A213813 A241369 A004147

Adjacent sequences:  A231032 A231033 A231034 * A231036 A231037 A231038

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 03 2013

STATUS

approved

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Last modified March 20 21:49 EDT 2019. Contains 321352 sequences. (Running on oeis4.)