A140311 Number of n X n binary matrices containing no more than eight 1s in any 3 X 3 sub-block.

1, 2, 16, 511, 65089, 33066176, 66993993728, 541344347284385, 17445985904048740529, 2242340146792849255134720, 1149454044962768236388517543936, 2349989206497316681704056634171383423

Offset: 0

Author

R. H. Hardin, May 27 2008

Keywords

• nonn

Links

• R. H. Hardin, May 27 2008, Table of n, a(n) for n = 0..15

Crossrefs

Cf. A139810.