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A300214
Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.
1
64, 8192, 629440, 54246856, 4666136435, 402932952786, 34824178698922, 3010162276020151, 260210978826555172, 22494096787493774522, 1944522379136741443363, 168096182839942928684790
OFFSET
1,1
COMMENTS
Column 7 of A300215.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..1..0..1. .0..0..0..1..0..0..0. .0..0..0..1..1..0..1
..0..0..0..0..0..1..1. .0..0..0..0..1..1..1. .0..0..0..0..1..1..1
..0..0..0..0..0..1..0. .0..0..0..0..1..1..0. .0..0..0..0..0..0..0
..0..0..0..1..0..1..0. .0..0..0..1..0..0..1. .0..0..0..1..1..1..1
..0..0..0..0..1..0..1. .0..0..0..0..0..1..1. .0..0..0..0..0..1..0
CROSSREFS
Cf. A300215.
Sequence in context: A299739 A302740 A299660 * A302746 A300803 A303455
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 28 2018
STATUS
approved