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A222514 Number of 6Xn 0..1 arrays with exactly floor(6Xn/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..1 order 1
0, 44, 496, 2862, 23678, 195968, 1802656, 17117005, 168709746, 1694684254, 17289573440, 178062468561, 1845566511698, 19219604394050, 200763478955510, 2102763177782278, 22063214171071906, 231903259943200754 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 6 of A222509
LINKS
EXAMPLE
Some solutions for n=3
..0..1..0....0..1..1....0..0..0....0..0..1....0..0..0....0..0..0....0..0..1
..0..0..0....1..1..1....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..1..0..0....0..0..1....0..0..0....0..0..0....1..0..0....0..0..0....0..0..1
..0..0..0....0..0..0....0..0..1....1..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....1..1..0....1..0..0
..0..0..0....0..0..0....1..1..1....0..0..0....1..0..0....1..0..1....0..0..0
CROSSREFS
Sequence in context: A160150 A210119 A272186 * A282645 A283541 A354608
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 23 2013
STATUS
approved

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Last modified April 14 03:49 EDT 2024. Contains 371655 sequences. (Running on oeis4.)