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A162031
Number of n X n symmetric binary arrays with rows, considered as binary numbers, in nondecreasing order, and all but the outermost 5 rows or columns zero
1
94285792211, 11778747022246, 1283576626918362, 129451129451003934, 12084539407794011516, 1047392972894816082114, 84596291735228118505060, 6391283691078330074895722, 453294362546405937016527962
OFFSET
10,1
LINKS
CROSSREFS
Sequence in context: A234052 A104831 A231235 * A204348 A159474 A159757
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 25 2009
STATUS
approved