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Search: id:A067212
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A067212 Number of n X n 0..4 matrices with all row and column sums equal. +0
1
5, 25, 1001, 790425, 11991502235 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A030995 A067270 A137114 this_sequence A061583 A039780 A099077

Adjacent sequences: A067209 A067210 A067211 this_sequence A067213 A067214 A067215

KEYWORD

nonn

AUTHOR

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

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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