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A260175 Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00010001 1
2221, 6344, 17889, 55849, 189092, 651914, 2136068, 7213362, 24711312, 83529368, 282700608, 962444038, 3267244950, 11083453896, 37685135612, 128025816414, 434507040386, 1476562881230, 5017650387416, 17036610075740, 57869261660158 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A260177

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Cf. A260177

Sequence in context: A241963 A092992 A210712 * A166580 A091189 A046443

Adjacent sequences: A260172 A260173 A260174 * A260176 A260177 A260178

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jul 17 2015

STATUS

approved

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Last modified December 4 18:02 EST 2022. Contains 358563 sequences. (Running on oeis4.)