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A183394 Half the number of nX3 binary arrays with no element equal to a strict majority of its knight-move neighbors 1
4, 8, 46, 69, 227, 794, 2701, 9816, 34649, 120536, 434313, 1550296, 5499239, 19551466, 69802571, 249420924, 889851040, 3174899619, 11337371343, 40485754845, 144598455899, 516411037596, 1844321799338, 6587372833183 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A183397

LINKS

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

EXAMPLE

Some solutions with a(1,1)=0 for 5X3

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

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

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

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

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

CROSSREFS

Sequence in context: A189538 A351071 A270352 * A291948 A002470 A087261

Adjacent sequences:  A183391 A183392 A183393 * A183395 A183396 A183397

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 04 2011

STATUS

approved

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Last modified May 27 16:48 EDT 2022. Contains 354110 sequences. (Running on oeis4.)