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Search: id:A067223
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A067223 Number of n X n 0..15 matrices with all row and column sums equal. +0
1
16, 256, 316624, 81851507456 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A136577 A001025 A144318 this_sequence A041113 A041482 A068770

Adjacent sequences: A067220 A067221 A067222 this_sequence A067224 A067225 A067226

KEYWORD

nonn

AUTHOR

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

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.

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