A231439 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A231439

Number of (n+2)X(6+2) 0..3 arrays with no element unequal to a strict majority of its horizontal, vertical, diagonal and antidiagonal neighbors, with values 0..3 introduced in row major order

23, 104, 561, 3071, 21472, 133646, 919000, 6530487, 46899990, 351910410, 2629723769, 20061701402, 154031198836, 1186422216734, 9204115370568, 71469834411742, 556458026486814, 4340103184723855, 33868912292912126

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 6 of A231441

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..22

EXAMPLE

Some solutions for n=4

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

..0..0..1..1..1..1..0..0....1..1..0..0..0..0..0..0....0..0..1..1..2..2..3..3

..2..2..1..1..1..1..3..3....1..1..0..0..0..0..0..0....1..1..1..2..2..3..3..3

..2..2..2..1..1..3..3..3....1..1..1..0..0..1..1..1....1..1..2..2..2..3..3..3

..2..2..2..1..1..3..3..3....1..1..1..1..1..1..1..1....1..1..2..2..2..3..3..3

CROSSREFS

Sequence in context: A096324 A044274 A044655 * A180517 A142244 A139912

Adjacent sequences: A231436 A231437 A231438 * A231440 A231441 A231442

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 09 2013

STATUS

approved