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A162033
Number of n X n symmetric binary arrays with rows, considered as binary numbers, in nondecreasing order, and all but the outermost 7 rows or columns zero
1
12062839548612627177590, 16806092138771527945440553, 21426543407547768431255510566, 25593279760991200204777303175565, 28710773607479112857974893233396825
OFFSET
14,1
LINKS
CROSSREFS
Sequence in context: A180247 A095440 A326414 * A246254 A238360 A304373
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 25 2009
STATUS
approved