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A172951 Number of 2*n X n 0..8 arrays with row sums 8 and column sums 16 1
1, 489, 49207203, 274963523715301, 38828651093351514263025, 81979160780389846116516969784320, 1773632104073646452662520542376150560342605 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
R. H. Hardin, Table of n, a(n) for n=1..11
CROSSREFS
Sequence in context: A221940 A221739 A068751 * A287329 A303556 A056936
Adjacent sequences: A172948 A172949 A172950 * A172952 A172953 A172954
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified June 3 12:27 EDT 2024. Contains 373060 sequences. (Running on oeis4.)