A218822 Unmatched value maps: number of nX7 binary arrays indicating the locations of corresponding elements not equal to any king-move neighbor in a random 0..2 nX7 array

37, 3268, 158648, 6449353, 280040904, 11931365309

Offset

1,1

Comments

Column 7 of A218823

Links

Table of n, a(n) for n=1..6.

Example

Some solutions for n=3
..1..0..1..0..0..0..0....0..0..1..0..1..0..1....0..1..0..1..1..0..1
..0..0..0..0..1..0..1....0..1..0..0..0..1..0....0..0..0..0..0..1..0
..0..1..0..1..0..0..0....1..0..0..1..1..0..1....0..1..0..0..0..0..0

Crossrefs

Sequence in context: A183524 A105839 A141087 * A220385 A074992 A231522

Adjacent sequences: A218819 A218820 A218821 * A218823 A218824 A218825

Keyword

nonn

Author

R. H. Hardin Nov 06 2012

Status

approved