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A260104 Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010101 1
2575, 6804, 17125, 47498, 127549, 355098, 965197, 2690519, 7384493, 20405960, 56231483, 155187370, 427977626, 1180515446, 3258261087, 8988067228, 24801093969, 68432576155, 188827200959, 520997709228, 1437552473793 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A260106

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

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

CROSSREFS

Cf. A260106

Sequence in context: A235882 A156627 A175016 * A031789 A001294 A109026

Adjacent sequences:  A260101 A260102 A260103 * A260105 A260106 A260107

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 16 2015

STATUS

approved

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Last modified December 8 14:41 EST 2021. Contains 349596 sequences. (Running on oeis4.)