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A230753 Number of (n+3)X(4+3) 0..2 arrays x(i,j) with each element diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 3, and upper left element zero 1
31212, 4838400, 820317888, 116879941620, 17027460691212, 2446111719135732, 350956390609736652, 50358119242966513344, 7223117962392705998700, 1035950069921732837599728, 148583744714836638940179888 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A230757

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for n=1

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

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

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

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

CROSSREFS

Sequence in context: A331675 A285695 A186800 * A205419 A345576 A345832

Adjacent sequences:  A230750 A230751 A230752 * A230754 A230755 A230756

KEYWORD

nonn

AUTHOR

R. H. Hardin, Oct 29 2013

STATUS

approved

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Last modified September 22 19:36 EDT 2021. Contains 347608 sequences. (Running on oeis4.)