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A202683 Number of nX5 0..3 arrays with row sums equal and column sums equal 0
4, 104, 6784, 389704, 290838284, 1901127404, 143872363604, 11292985987784, 911772753852904, 5229408282126363304 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A202686

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=3

..1..1..1..1..1....1..1..1..0..2....0..1..3..1..0....0..1..2..1..1

..1..0..2..0..2....1..1..0..2..1....3..1..0..0..1....2..2..1..0..0

..1..2..0..2..0....1..1..2..1..0....0..1..0..2..2....1..0..0..2..2

CROSSREFS

Sequence in context: A024262 A012958 A012984 * A013114 A281430 A158114

Adjacent sequences:  A202680 A202681 A202682 * A202684 A202685 A202686

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 22 2011

STATUS

approved

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Last modified February 25 05:01 EST 2020. Contains 332217 sequences. (Running on oeis4.)