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A222991 Number of 6Xn 0..2 arrays with no more than floor(6Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order 1
122, 1630, 45718, 1037326, 29158784, 850056406, 26345532486, 850132044445, 28482001680709, 982083041717413, 34622216350782421, 1240366889332857310, 44950836504928408971, 1642283926525837580282, 60348527739514946568760 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A222986

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..17

EXAMPLE

Some solutions for n=3

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

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

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

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

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

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

CROSSREFS

Sequence in context: A281060 A274726 A249532 * A208049 A276252 A259528

Adjacent sequences:  A222988 A222989 A222990 * A222992 A222993 A222994

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 11 2013

STATUS

approved

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Last modified January 19 20:48 EST 2022. Contains 350466 sequences. (Running on oeis4.)