A162100 Number of n X n binary arrays with rows and columns, considered as binary numbers, in strictly increasing order

2, 3, 15, 234, 10706, 1411450, 539124281, 607445721710, 2067567866431155, 21800911304159109857, 729339095058066848554771, 79087815902731059447907964833

Offset

1,1

Links

Table of n, a(n) for n=1..12.

R. H. Hardin, Binary arrays with both rows and cols sorted, symmetries

Crossrefs

Sequence in context: A162106 A162107 A162108 * A330871 A250404 A203966

Adjacent sequences: A162097 A162098 A162099 * A162101 A162102 A162103

Keyword

nonn

Author

R. H. Hardin Jun 25 2009

Status

approved