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A303329
Number of 7Xn 0..1 arrays with every element equal to 0, 2, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
64, 1, 64, 3, 204, 136, 2956, 3929, 69328, 130531, 2005898, 4227664, 61153964, 138433606, 1895471346, 4533018431, 59124000419, 148573817239, 1850543645961, 4870321182842, 58066023583621, 159666967568560, 1825934714066510
OFFSET
1,1
COMMENTS
Row 7 of A303325.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..1..0. .0..0..0..1..0. .0..0..0..1..0. .0..0..1..0..1
..1..1..1..1..1. .0..0..0..1..0. .0..0..0..1..0. .1..0..0..0..0
..1..0..1..0..1. .0..1..0..1..0. .1..1..1..1..1. .0..0..0..1..0
..1..1..1..1..1. .1..0..1..1..1. .1..1..1..0..1. .0..1..0..0..0
..0..1..0..1..0. .1..1..1..0..1. .1..0..1..1..1. .1..0..1..0..1
..0..1..0..1..0. .0..1..1..1..1. .1..1..1..1..0. .1..1..1..0..1
..0..1..0..1..0. .0..1..1..1..1. .1..1..1..1..0. .0..1..0..0..0
CROSSREFS
Cf. A303325.
Sequence in context: A085339 A203262 A174927 * A301911 A302155 A351246
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 21 2018
STATUS
approved