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Search: id:A067219
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A067219 Number of n X n 0..11 matrices with all row and column sums equal. +0
1
12, 144, 75516, 4641494832 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A138444 A137886 A097303 this_sequence A075619 A055332 A041061

Adjacent sequences: A067216 A067217 A067218 this_sequence A067220 A067221 A067222

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net), Feb 20 2002

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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