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A172952 Number of 2*n X n 0..8 arrays with row sums 9 and column sums 18 1
0, 344, 107624896, 1883878552356976, 1012681356319237050478275, 10180416476430663944707156952314700, 1303360851994578257391361738660273438063376250 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Sequence in context: A220650 A178191 A172934 * A306670 A251819 A251812
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified June 15 16:55 EDT 2024. Contains 373410 sequences. (Running on oeis4.)