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URL: https://oeis.org/A172932

⇱ A172932 - OEIS

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A172932
Number of n X n 0..7 arrays with row sums n and column sums n.
1
1, 3, 55, 10147, 22069251, 602351808741, 215717608046511873, 1046211088756248825569475, 70241609479301663107223809203427, 66348852357002987700605359091266362631153
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A172822 A172873 A172907 * A172950 A172962 A110058
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2010
STATUS
approved