A183464 - OEIS

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

A183464

Number of (n+4)X11 binary arrays with every 1 having exactly three king-move neighbors equal to 1 but with no 2X2 blocks of 1s

40, 685, 4364, 20625, 210362, 1724088, 15282749, 158811752, 1460794339, 14117917139, 144615148548, 1399153374630, 13824276707100, 139927570808579, 1381401531147870, 13761702636318942, 138349438016533866

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

OFFSET

1,1

COMMENTS

Column 7 of A183465

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..34

EXAMPLE

Some solutions for 7X11

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

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

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

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

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

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

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

CROSSREFS

Sequence in context: A269778 A229696 A247410 * A359932 A189286 A160445

Adjacent sequences: A183461 A183462 A183463 * A183465 A183466 A183467

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 05 2011

STATUS

approved