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A296539
Number of n X 6 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 2 or 4 neighboring 1's.
1
1, 26, 254, 1554, 10734, 78660, 560942, 3987615, 28515358, 203892406, 1456644769, 10408749868, 74388848144, 531625780268, 3799304215218, 27152396258135, 194049997801018, 1386817640950191, 9911186585406690, 70832453927754955
OFFSET
1,2
COMMENTS
Column 6 of A296541.
LINKS
EXAMPLE
Some solutions for n=6
..1..1..0..0..1..0. .0..1..1..1..1..0. .0..0..1..1..1..0. .0..0..1..1..1..1
..1..0..0..1..1..0. .0..1..1..1..0..0. .0..0..1..1..0..0. .0..1..0..0..0..1
..0..1..0..0..0..0. .1..0..0..1..0..1. .1..1..0..1..0..0. .1..0..0..0..1..0
..1..1..0..0..1..1. .1..0..0..1..1..1. .1..1..0..1..1..0. .1..1..0..1..0..0
..0..0..1..0..1..0. .1..1..1..1..0..0. .1..1..1..1..0..1. .0..1..0..1..0..1
..0..1..1..0..0..0. .0..0..1..0..0..0. .1..0..1..0..1..1. .0..1..1..0..1..1
CROSSREFS
Cf. A296541.
Sequence in context: A060105 A108645 A086023 * A229715 A125389 A109467
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 15 2017
STATUS
approved