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A218761 Unmatched value maps: number of nX4 binary arrays indicating the locations of corresponding elements not equal to any horizontal or vertical neighbor in a random 0..1 nX4 array 1
7, 47, 403, 2942, 22439, 170148, 1291662, 9807350, 74441043, 565067801, 4289417212, 32560993753, 247169557952, 1876254744847, 14242588588406, 108115048685864, 820697944019795, 6229892072413748, 47290913215565827 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A218765

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..49

EXAMPLE

Some solutions for n=3

..1..0..0..0....0..0..0..1....0..1..0..1....0..0..1..0....1..0..1..1

..0..0..0..1....0..0..0..1....0..0..0..0....1..0..0..0....0..0..0..0

..0..0..0..0....1..1..0..0....1..0..1..0....0..0..1..0....1..0..0..0

CROSSREFS

Sequence in context: A108434 A349255 A093173 * A173772 A178002 A288722

Adjacent sequences:  A218758 A218759 A218760 * A218762 A218763 A218764

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 05 2012

STATUS

approved

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Last modified October 1 04:31 EDT 2022. Contains 357134 sequences. (Running on oeis4.)