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A300207
Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1
64, 8192, 916061, 105708560, 12180207076, 1404241937017, 161892308617170, 18664492764362592, 2151821343856271110, 248082627699949131634, 28601348103095688080835, 3297438140691647751490978
OFFSET
1,1
COMMENTS
Column 7 of A300208.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..1..0..1. .0..0..0..0..1..0..0. .0..0..0..0..1..0..1
..0..0..0..1..0..0..1. .0..0..0..1..1..0..1. .0..0..0..1..1..0..1
..0..0..0..1..0..1..0. .0..0..0..1..1..1..1. .0..0..0..1..0..1..1
..0..0..0..1..0..1..0. .0..0..0..0..0..1..0. .0..0..0..1..1..0..0
..0..0..0..0..1..1..0. .0..0..0..1..1..0..0. .0..0..0..1..1..1..1
CROSSREFS
Cf. A300208.
Sequence in context: A316807 A317524 A299653 * A303420 A301406 A303426
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 28 2018
STATUS
approved