A202653 - OEIS

A202653

Number of 4 X 4 0..n arrays with no row or column sum equal to the previous one.

10016, 14394092, 1960824272, 82673548892, 1704690798544, 21663154469016, 194018658663536

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OFFSET

1,1

LINKS

EXAMPLE

Some solutions for n=1:

1 1 1 1 1 1 1 1 1 0 0 0 0 1 0 0 0 0 1 0

1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1

1 0 0 1 1 0 1 0 1 1 1 1 1 1 0 0 0 0 0 0

0 0 0 1 1 1 1 1 1 1 0 1 0 0 1 0 1 0 0 1

CROSSREFS

Row 4 of A202651.

KEYWORD

nonn,more

AUTHOR

R. H. Hardin, Dec 22 2011

STATUS

approved