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A221027
Sum of neighbor maps: log base 2 of the number of nX7 binary arrays indicating the locations of corresponding elements equal to the sum mod 2 of their horizontal, vertical and antidiagonal neighbors in a random 0..1 nX7 array
0
7, 13, 19, 27, 35, 42, 45, 53, 62, 69, 72, 83, 90, 95, 101, 112, 119, 125, 131, 139, 147, 154, 154, 168, 175, 181, 187, 195, 203, 210, 213
OFFSET
1,1
COMMENTS
Column 7 of A221028
EXAMPLE
Some solutions for n=3
..0..0..0..1..1..0..1....0..0..0..1..0..1..1....0..1..1..0..1..0..0
..0..1..1..0..0..0..0....0..0..1..1..1..0..0....0..1..1..1..1..0..0
..0..0..0..1..1..0..0....1..0..1..0..0..1..0....0..0..0..0..0..1..1
CROSSREFS
Sequence in context: A039281 A045115 A331830 * A211431 A299928 A096452
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 29 2012
STATUS
approved