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A153539 Number of planar n X n X n binary triangular grids with no more than 5 ones in any 5 X 5 X 5 subtriangle. 0
1, 2, 8, 63, 638, 4944, 104377, 3900818, 230133234, 19379328080, 2310958437036 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

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

CROSSREFS

Sequence in context: A227160 A191604 A009271 * A153567 A153530 A153559

Adjacent sequences:  A153536 A153537 A153538 * A153540 A153541 A153542

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 01 2009

STATUS

approved

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Last modified June 14 05:08 EDT 2021. Contains 345018 sequences. (Running on oeis4.)