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A222517 Number of nX3 0..3 arrays with exactly floor(nX3/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order 1
0, 0, 4, 37, 0, 1302, 1318, 90581, 70734, 5931248, 5165434, 396589283, 363819326, 26492741018, 25813321786, 1772163042969, 1828692355062, 118639519688172, 129482347946176, 7949399002469286, 9161368832882458, 533108011913115020 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Column 3 of A222522

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..207

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A296136 A061024 A297105 * A103369 A031189 A045555

Adjacent sequences:  A222514 A222515 A222516 * A222518 A222519 A222520

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 23 2013

STATUS

approved

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Last modified September 22 14:32 EDT 2021. Contains 347607 sequences. (Running on oeis4.)