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A202739 Number of nX5 0..1 arrays with row sums equal and column sums unequal to adjacent columns 1
2, 54, 638, 6870, 75302, 827502, 8870150, 93402390, 969837470, 10133577294, 104168885570, 1073411553030, 11008021249370, 112437630047286, 1151811769082618, 11687452535796630, 118872499759443950 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A202742

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..31

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Sequence in context: A113028 A331195 A200195 * A055024 A057411 A157058

Adjacent sequences:  A202736 A202737 A202738 * A202740 A202741 A202742

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 23 2011

STATUS

approved

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Last modified March 29 15:16 EDT 2020. Contains 333107 sequences. (Running on oeis4.)