A153548 Number of planar n X n X n binary triangular grids with no more than 14 ones in any 5 X 5 X 5 subtriangle.

1, 2, 8, 64, 1024, 32767, 2096965, 268388252, 68699511776, 35168212459426, 36004293096272405, 73716640767738965287, 301845040534305664518787, 2471779999628867778930896233, 40480218074389554156190302978684

Offset

0,2

Links

Table of n, a(n) for n=0..14.

Crossrefs

Sequence in context: A153547 A153575 A084281 * A153576 A139681 A084282

Adjacent sequences: A153545 A153546 A153547 * A153549 A153550 A153551

Keyword

nonn

Author

R. H. Hardin, Jan 01 2009

Status

approved