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A220809
Equals one maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal, vertical and antidiagonal neighbors in a random 0..2 nX5 array
0
16, 726, 30015, 1037774, 33511894, 1073575060, 34359074337
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OFFSET
1,1
COMMENTS
Column 5 of
A220810
LINKS
Table of n, a(n) for n=1..7.
EXAMPLE
Some solutions for n=3
..1..0..1..0..0....1..1..1..1..0....1..1..1..1..1....0..1..0..0..1
..0..0..0..0..1....1..0..0..0..1....1..1..1..1..0....1..0..0..0..1
..0..0..0..0..1....1..1..0..1..0....1..1..0..0..0....0..0..0..1..0
CROSSREFS
Sequence in context:
A356482
A201622
A362574
*
A221023
A171736
A062206
Adjacent sequences:
A220806
A220807
A220808
*
A220810
A220811
A220812
KEYWORD
nonn
AUTHOR
R. H. Hardin
Dec 22 2012
STATUS
approved
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Last modified September 14 19:05 EDT 2024. Contains 375929 sequences. (Running on oeis4.)