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A162039 Number of n X n symmetric binary arrays with rows, considered as binary numbers, in nondecreasing order, and no more than 5 ones in any row 0
2, 5, 17, 86, 698, 8853, 157014, 3797408, 115090450, 4234205332, 185001672488, 9420876404098, 550756524966710 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A191799 A079805 A162038 * A162040 A162041 A162042
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 25 2009
STATUS
approved

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Last modified June 22 05:36 EDT 2024. Contains 373565 sequences. (Running on oeis4.)