A153572 Number of planar n X n X n binary triangular grids with no more than 10 ones in any similarly oriented 5 X 5 X 5 subtriangle.

1, 2, 8, 64, 1024, 30827, 1838745, 215817763, 49765842909, 22507324505644, 19944752831429061

Offset

0,2

Links

Table of n, a(n) for n=0..10.

Crossrefs

Sequence in context: A136283 A139680 A153544 * A191574 A191575 A153545

Adjacent sequences: A153569 A153570 A153571 * A153573 A153574 A153575

Keyword

nonn

Author

R. H. Hardin, Jan 01 2009

Status

approved