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Search: id:A058392
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A058392 Number of 6 X 6 matrices with nonnegative integer entries and all row sums equal to n, up to row and column permutation. +0
5
1, 11, 782, 96073, 9283247, 537001197, 19578605324, 487615778173, 8892272235593, 125319645293555, 1423054983691408, 13451239365449764, 108603794657349271, 764673059329865921, 4775254548845993462 (list; graph; listen)
OFFSET

0,2

LINKS

Number of m x m nonnegative integer matrices with all row sums equal to n, up to row and column permutation.

CROSSREFS

Cf. A002620, A058389-A058391, A003439, A005467.

Sequence in context: A036933 A028457 A110776 this_sequence A100369 A162448 A024150

Adjacent sequences: A058389 A058390 A058391 this_sequence A058393 A058394 A058395

KEYWORD

nonn

AUTHOR

Vladeta Jovovic (vladeta(AT)eunet.rs), Nov 24 2000

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Last modified December 8 08:26 EST 2009. Contains 170430 sequences.


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