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A232911 Number of (3+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 1
8, 194, 4928, 68310, 1825972, 39641548, 778576484, 16941046024, 366984381420, 7699307708588, 163722495646996, 3499187607199144, 74334441273035192, 1580086539129305828, 33643430213848932176, 715767572615708704558 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 3 of A232908

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A041269 A172340 A103500 * A338806 A119299 A024287

Adjacent sequences:  A232908 A232909 A232910 * A232912 A232913 A232914

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 02 2013

STATUS

approved

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Last modified May 16 09:28 EDT 2021. Contains 343940 sequences. (Running on oeis4.)