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A202721

Number of (n+3) X 6 binary arrays with no more than three of any consecutive four bits set in any row or column.

7434207, 355151781, 16878985502, 798649122250, 37651764287736, 1779844229799877, 84110153180887751, 3974202717759802658, 187775034013209154550, 8872609325526237693362, 419237061675092916719453

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

OFFSET

1,1

COMMENTS

Column 3 of A202726.

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

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

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

CROSSREFS

Cf. A202726.

Sequence in context: A268406 A302135 A104921 * A375418 A233702 A233707

Adjacent sequences: A202718 A202719 A202720 * A202722 A202723 A202724

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 23 2011

STATUS

approved

URL: https://oeis.org/A202721

⇱ A202721 - OEIS