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A153546
Number of planar n X n X n binary triangular grids with no more than 12 ones in any 5 X 5 X 5 subtriangle.
0
1, 2, 8, 64, 1024, 32647, 2077283, 263764474, 66791728160, 33709469463080, 33913901896235535, 68015432587509271039
OFFSET
0,2
CROSSREFS
Sequence in context: A191575 A153545 A153573 * A153574 A153547 A153575
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 01 2009
STATUS
approved