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A222492 Number of 5Xn 0..2 arrays with exactly floor(5Xn/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..2 order 0
0, 36, 365, 3219, 20638, 356202, 2728712, 65171022, 578161088, 15540562678, 148151147961, 4120797343227, 39999651107228, 1125491075317838, 10980310586148575 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A222488

LINKS

Table of n, a(n) for n=1..15.

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A250422 A223307 A244795 * A203282 A071232 A135828

Adjacent sequences:  A222489 A222490 A222491 * A222493 A222494 A222495

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 22 2013

STATUS

approved

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Last modified January 25 06:19 EST 2022. Contains 350565 sequences. (Running on oeis4.)