A153542 Number of planar n X n X n binary triangular grids with no more than 8 ones in any 5 X 5 X 5 subtriangle.

1, 2, 8, 64, 1013, 22819, 1078212, 96837423, 16204952777, 4963779875976

Offset

0,2

Links

Table of n, a(n) for n=0..9.

Crossrefs

Sequence in context: A153561 A192413 A194456 * A153570 A153533 A153562

Adjacent sequences: A153539 A153540 A153541 * A153543 A153544 A153545

Keyword

nonn

Author

R. H. Hardin, Jan 01 2009

Status

approved