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A200578
Number of nX7 0..2 arrays with no average of any element and its horizontal and vertical neighbors equal to one
0
260, 163706, 70594592, 32523513414, 15075017283404, 6967106819900592
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OFFSET
1,1
COMMENTS
Column 7 of
A200579
LINKS
Table of n, a(n) for n=1..6.
EXAMPLE
Some solutions for n=3
..0..0..0..2..0..0..1....0..0..0..1..1..2..2....0..0..0..2..2..1..0
..0..0..0..1..1..0..1....0..0..2..1..2..1..2....0..0..0..2..2..0..1
..0..0..0..0..2..0..0....0..0..0..0..2..2..2....0..0..0..1..0..0..0
CROSSREFS
Sequence in context:
A264162
A003734
A216940
*
A200808
A350084
A280325
Adjacent sequences:
A200575
A200576
A200577
*
A200579
A200580
A200581
KEYWORD
nonn
AUTHOR
R. H. Hardin
Nov 19 2011
STATUS
approved
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Last modified July 15 06:17 EDT 2024. Contains 374324 sequences. (Running on oeis4.)