A162072 Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 8 ones in any row or column

2, 8, 58, 926, 36676, 4001456, 1278335749, 1245977301709, 3711717859786549

Offset

1,1

Links

Table of n, a(n) for n=1..9.

Crossrefs

Sequence in context: A162069 A162070 A162071 * A162073 A162065 A241329

Adjacent sequences: A162069 A162070 A162071 * A162073 A162074 A162075

Keyword

nonn

Author

R. H. Hardin Jun 25 2009

Status

approved