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A184474 1/6 the number of (n+2)X8 0..2 arrays with each 3X3 subblock containing one of one value, four of another, and four of the last 0
161739, 200215, 249953, 322275, 520289, 904411, 1782585, 4808779, 13539521, 40005219 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A184477

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions with a(1,1)=0 for 4X8

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

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

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

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

CROSSREFS

Sequence in context: A235256 A233891 A249880 * A114669 A204306 A120409

Adjacent sequences:  A184471 A184472 A184473 * A184475 A184476 A184477

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 15 2011

STATUS

approved

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Last modified August 18 01:19 EDT 2019. Contains 326059 sequences. (Running on oeis4.)