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A162081 Number of n X n symmetric 0..5 arrays with rows, considered as 6-ary numbers, in nondecreasing order 1
6, 111, 8441, 2951871, 4990997276, 42227736188406, 1835170482716726511, 417963227425376901238466, 506719281813970629197724782396, 3310958766723218703784866984459793926 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A197765 A024273 A024274 * A296949 A009612 A009798
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 25 2009
STATUS
approved

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Last modified April 20 00:26 EDT 2024. Contains 371798 sequences. (Running on oeis4.)