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A172755
Number of 2*n X n 0..3 arrays with row sums 6 and column sums 12
1
0, 1, 28681, 38578100932, 552523141020099900, 58256290618618126540488181, 34391373190693800172956484206435649, 92324899878614980043437168195067658467141080
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
R. H. Hardin, Table of n, a(n) for n=1..15
CROSSREFS
Sequence in context: A341326 A179251 A122650 * A172827 A145686 A224576
Adjacent sequences: A172752 A172753 A172754 * A172756 A172757 A172758
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2010
STATUS
approved

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Last modified September 28 21:16 EDT 2024. Contains 376297 sequences.
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