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A186608 Number of (n+4)X12 binary arrays with every 5X5 subblock commuting with each horizontal and vertical neighbor 5X5 subblock 1
912129, 49309, 66332, 99820, 133484, 178372, 193000, 195916, 199176, 207272, 230808, 274692, 324324, 378860, 463624, 624268, 813168, 1009856, 1214708, 1505845, 1896398, 2359091, 2879204, 3462017, 4215879, 5229801, 6504763, 8033833 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 8 of A186609

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..51

FORMULA

Empirical: a(n)=a(n-1)+a(n-3)-a(n-4)+a(n-5)-a(n-6)-a(n-8)+a(n-9)+a(n-10)-a(n-13) for n>22

EXAMPLE

Some solutions for 6X12

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

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

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

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

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

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

CROSSREFS

Sequence in context: A035793 A102503 A251908 * A236617 A237155 A112688

Adjacent sequences:  A186605 A186606 A186607 * A186609 A186610 A186611

KEYWORD

nonn

AUTHOR

R. H. Hardin Feb 24 2011

STATUS

approved

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Last modified May 24 06:53 EDT 2019. Contains 323529 sequences. (Running on oeis4.)