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A219147 Unchanging value maps: number of 6Xn binary arrays indicating the locations of corresponding elements unequal to no horizontal, diagonal or antidiagonal neighbor in a random 0..2 6Xn array 0
1, 405, 5949, 73136, 989947, 12867295, 170792866, 2268088205, 30263321279, 403675695558, 5385766437559, 71840547896222, 958386976026868, 12786233698435986, 170595408884312447, 2276122067209739706 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Row 6 of A219142
LINKS
EXAMPLE
Some solutions for n=3
..1..0..0....0..0..0....1..0..1....1..0..1....1..0..0....1..0..0....1..0..1
..0..0..0....1..0..0....0..0..1....0..0..1....0..0..1....1..0..1....0..0..1
..1..0..1....0..0..1....1..0..0....0..0..0....1..0..1....1..0..0....1..0..1
..0..1..0....1..0..0....1..0..0....1..0..0....1..0..1....1..0..0....1..0..1
..0..0..0....0..0..1....0..0..1....1..0..0....0..0..1....0..0..0....0..0..1
..0..0..0....0..0..0....0..0..1....1..0..0....1..0..0....1..0..1....0..0..1
CROSSREFS
Sequence in context: A151745 A204636 A224527 * A239541 A187134 A185839
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 12 2012
STATUS
approved

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Last modified February 23 03:03 EST 2024. Contains 370266 sequences. (Running on oeis4.)