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A222474 Number of nX3 0..3 arrays with no more than floor(nX3/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order 1
1, 1, 5, 42, 45, 1582, 2953, 104833, 179105, 6910335, 12297363, 463356818, 842066129, 31086653839, 57898183793, 2088249634569, 3984107937241, 140397984424512, 274405097987979, 9447509884713957, 18914117934834161 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 3 of A222479

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..208

EXAMPLE

Some solutions for n=4

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

..2..2..2....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....2..2..2

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

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

CROSSREFS

Sequence in context: A145008 A216610 A025173 * A327269 A266021 A062021

Adjacent sequences:  A222471 A222472 A222473 * A222475 A222476 A222477

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 21 2013

STATUS

approved

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Last modified September 18 07:39 EDT 2020. Contains 337166 sequences. (Running on oeis4.)