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A153543 Number of planar n X n X n binary triangular grids with no more than 9 ones in any 5 X 5 X 5 subtriangle. 0
1, 2, 8, 64, 1023, 27824, 1517143, 160069345, 32351867720, 12445823725343 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..9.

CROSSREFS

Sequence in context: A153562 A273256 A192414 * A153571 A086789 A066537

Adjacent sequences:  A153540 A153541 A153542 * A153544 A153545 A153546

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 01 2009

STATUS

approved

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Last modified January 25 06:19 EST 2022. Contains 350565 sequences. (Running on oeis4.)