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A222648 Number of nX7 0..2 arrays with no more than floor(nX7/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..2 order 1
17, 430, 5625, 317655, 5969486, 368332772, 8520024036, 648782020938, 17328016063058, 1457682246017845, 41488753505593111, 3633393326638123182, 105717575729773013067, 9379982461411242670482, 274913106384505454818011 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A222649

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..19

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A027404 A053114 A221443 * A167474 A158063 A301642

Adjacent sequences:  A222645 A222646 A222647 * A222649 A222650 A222651

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 27 2013

STATUS

approved

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Last modified January 19 00:40 EST 2020. Contains 331030 sequences. (Running on oeis4.)