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A162039
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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
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0
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2, 5, 17, 86, 698, 8853, 157014, 3797408, 115090450, 4234205332, 185001672488, 9420876404098, 550756524966710
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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