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A162084 Number of nXn symmetric 0..8 arrays with rows, considered as 9-ary numbers, in nondecreasing order +0
1
9, 369, 93369, 161564769, 2018093326569, 189015922048553169, 136459237836344452540569, 775114430420686732471724504769, 35190103961078723597189717170137165769 (list; graph; listen)
OFFSET

1,1

LINKS

R. H. Hardin, Table of n, a(n) for n=1..10

CROSSREFS

Sequence in context: A130558 A132593 A162133 this_sequence A051848 A157567 A157593

Adjacent sequences: A162081 A162082 A162083 this_sequence A162085 A162086 A162087

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net) Jun 25 2009

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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