A219566 Unmatched value maps: number of nX3 binary arrays indicating the locations of corresponding elements not equal to any king-move neighbor in a random 0..3 nX3 array

4, 50, 398, 3018, 23412, 182132, 1414856, 10989254, 85361450, 663070022, 5150562948, 40008267380, 310774174860, 2414015836372, 18751469121032, 145656705297820, 1131424726385778, 8788623283775402

Offset

1,1

Comments

Column 3 of A219569

Links

Table of n, a(n) for n=1..18.

Example

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

Crossrefs

Sequence in context: A275291 A240396 A197473 * A202790 A231833 A028455

Adjacent sequences: A219563 A219564 A219565 * A219567 A219568 A219569

Keyword

nonn

Author

R. H. Hardin Nov 23 2012

Status

approved