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A172962
Number of n X n 0..9 arrays with row sums n and column sums n.
1
1, 3, 55, 10147, 22069251, 602351808741, 215717608046511873, 1046591482728407939338275, 70417932475495769964322670258947, 66879971495995556019851723767661130580273
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A172907 A172932 A172950 * A110058 A083869 A290773
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2010
STATUS
approved