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A172607
Number of 7*n X 3*n 0..1 arrays with row sums 3 and column sums 7.
1
1, 1026608414145600, 58142871081888953760431694254592000, 3201055426099561623149772782827411540384767799931904000000, 32039970364449358738657145679393908929276464603866377637139985914971871928320000000
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OFFSET
1,2
LINKS
R. H. Hardin, Table of n, a(n) for n=1..11
CROSSREFS
Sequence in context: A346569 A349029 A052098 * A235167 A095431 A362445
Adjacent sequences: A172604 A172605 A172606 * A172608 A172609 A172610
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2010
STATUS
approved

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Last modified November 27 12:53 EST 2024. Contains 378155 sequences.
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