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A222355 Number of nX3 0..1 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..1 order 1
1, 1, 5, 24, 27, 176, 404, 2180, 3751, 21261, 44985, 238441, 483280, 2549426, 5537716, 28412352, 62022509, 314794248, 706911054, 3539578743, 8030595379, 39896971556, 91762984752, 452730150747, 1049361132758, 5153972338487, 12033114257303 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 3 of A222360

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A112613 A305057 A333633 * A335352 A056234 A030766

Adjacent sequences:  A222352 A222353 A222354 * A222356 A222357 A222358

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 16 2013

STATUS

approved

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Last modified July 4 05:35 EDT 2022. Contains 355064 sequences. (Running on oeis4.)