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A232596 Number of (7+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or antidiagonally, with no adjacent elements equal 1
32, 23034, 2322, 1718514, 306022, 144506106, 41969054, 12273587770, 4884387186, 1043763774120, 539685676660, 88770099413126, 56392403717222, 7550561153273170, 5696222151995370, 642331696103563914, 560920693194450480 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A232589

LINKS

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

EXAMPLE

Some solutions for n=4

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

..2..1..2..1..2....2..1..2..1..2....2..1..2..1..2....2..1..2..1..2

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

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

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

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

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

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

CROSSREFS

Sequence in context: A016877 A227659 A230914 * A123393 A245291 A016937

Adjacent sequences:  A232593 A232594 A232595 * A232597 A232598 A232599

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 26 2013

STATUS

approved

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Last modified November 27 12:51 EST 2021. Contains 349394 sequences. (Running on oeis4.)