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A259999
Number of (n+2)X(6+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00000101
1
2943, 12412, 39209, 74850, 190794, 760397, 1890678, 4225837, 14524157, 43967830, 103951737, 307376712, 941159102, 2487744836, 6988910173, 20479305105, 56255148598, 160885870714, 459145692332, 1263501205388, 3634292347687
OFFSET
1,1
COMMENTS
Column 6 of A260001
FORMULA
Empirical recurrence of order 96 (see link above)
EXAMPLE
Some solutions for n=4
..0..0..0..1..0..0..0..0....0..0..0..0..1..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..1..1..0..0..1....0..0..0..1..1..0..0..1....0..0..0..0..0..0..1..0
..1..0..0..0..0..0..0..0....1..0..0..0..0..0..0..0....0..0..1..1..0..0..1..1
..1..0..0..0..0..0..0..0....1..0..0..0..0..0..0..0....0..0..0..0..0..0..0..0
..0..0..0..1..0..0..1..0....0..0..0..1..1..0..0..1....0..0..0..0..0..0..0..0
..0..0..0..1..0..0..1..1....0..0..0..0..0..0..0..0....1..0..1..0..1..0..0..1
CROSSREFS
Sequence in context: A368650 A068290 A231313 * A096628 A051024 A177087
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 12 2015
STATUS
approved