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A162130 Number of nXn symmetric 0..5 arrays with rows, considered as 6-ary numbers, in strictly increasing order +0
1
6, 105, 8225, 2926875, 4979240000, 42202810636875, 1834917191105643750, 417950382118605762343750, 506715938159533635294561406250, 3310954206264728900087517291318046875 (list; graph; listen)
OFFSET

1,1

LINKS

R. H. Hardin, Table of n, a(n) for n=1..11

CROSSREFS

Sequence in context: A013294 A013300 A109819 this_sequence A048707 A075068 A055763

Adjacent sequences: A162127 A162128 A162129 this_sequence A162131 A162132 A162133

KEYWORD

nonn

AUTHOR

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

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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