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A153541
Number of planar n X n X n binary triangular grids with no more than 7 ones in any 5 X 5 X 5 subtriangle.
0
1, 2, 8, 64, 968, 16384, 632168, 45430846, 5853525133, 1301439097025
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..9.
CROSSREFS
Sequence in context:
A011803
A007625
A085658
*
A153569
A153532
A153561
Adjacent sequences:
A153538
A153539
A153540
*
A153542
A153543
A153544
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Jan 01 2009
STATUS
approved
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Last modified April 25 13:23 EDT 2024. Contains 371971 sequences. (Running on oeis4.)