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A222773 Number of 5Xn 0..1 arrays with exactly floor(5Xn/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order 1
0, 48, 301, 3431, 19766, 256546, 1570588, 21526008, 136549058, 1916013454, 12429454430, 176824724591, 1163475046332, 16694274193142, 110869265032135, 1600019787081011, 10694449471174787, 154977656102006006 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 5 of A222769

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..39

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A281234 A215262 A097639 * A211732 A211743 A211752

Adjacent sequences:  A222770 A222771 A222772 * A222774 A222775 A222776

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 05 2013

STATUS

approved

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Last modified October 23 20:13 EDT 2019. Contains 328373 sequences. (Running on oeis4.)