|
|
A162056
|
|
Number of n X n symmetric binary arrays with rows, considered as graycode numbers, in nondecreasing order
|
|
1
|
|
|
2, 6, 18, 100, 794, 11268, 264083, 11030649, 813916625, 108554870990, 26200578482080, 11534899965771737, 9306038519940583539, 13836478621233487213306, 38099883187974152891055420
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|