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A222852 Number of nX5 0..2 arrays with no more than floor(nX5/2) elements equal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order 1
24, 2894, 292257, 54792022, 5837726398, 1141704766670, 124856316713527, 24927956590153554, 2768406099662459892, 559412974007994644997, 62753632268850466297399, 12780528966938546661644437 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A222853

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..18

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A060902 A090444 A205795 * A189246 A001512 A217574

Adjacent sequences:  A222849 A222850 A222851 * A222853 A222854 A222855

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 07 2013

STATUS

approved

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Last modified July 18 15:41 EDT 2019. Contains 325144 sequences. (Running on oeis4.)