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A153540 Number of planar n X n X n binary triangular grids with no more than 6 ones in any 5 X 5 X 5 subtriangle. 0
1, 2, 8, 64, 848, 9949, 294074, 15816643, 1445464075, 209860060542 (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: A347012 A139679 A005640 * A153568 A153531 A153560

Adjacent sequences:  A153537 A153538 A153539 * A153541 A153542 A153543

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 01 2009

STATUS

approved

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Last modified January 21 06:26 EST 2022. Contains 350473 sequences. (Running on oeis4.)