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A172958 Number of n X n 0..9 arrays with row sums 9 and column sums 9. 4
1, 1, 10, 1540, 2309384, 20856798285, 842286559093240, 123538613356253145400, 56272722406349235035916800, 70417932475495769964322670258947, 219302242655748448462474951981229489200 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

R. H. Hardin, Table of n, a(n) for n = 0..15

CROSSREFS

Column k=9 of A257493.

Sequence in context: A194792 A133216 A099128 * A286397 A160236 A204466

Adjacent sequences:  A172955 A172956 A172957 * A172959 A172960 A172961

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 06 2010

STATUS

approved

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Last modified January 19 06:37 EST 2020. Contains 331033 sequences. (Running on oeis4.)