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 A194135 Number of ways to arrange 7 indistinguishable points on an n X n X n triangular grid so that no three points are collinear at any angle. 0
 0, 0, 0, 0, 9, 1875, 52323, 695616, 5840088, 35715529, 172520643, 708871152, 2517687856, 8023634766, 23292994812, 62357664744, 155765126265, 367482996726, 822866800569, 1762214894004, 3621792301059 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS Column 7 of A194136. LINKS EXAMPLE Some solutions for 5 X 5 X 5: ......0..........0..........0..........0..........0..........0..........0 .....0.1........1.0........1.0........0.1........0.1........1.0........1.1 ....1.0.1......1.0.1......0.1.1......1.1.0......1.1.0......0.1.1......0.0.1 ...1.0.1.0....0.1.0.1....1.0.0.1....1.0.0.1....0.0.1.1....1.1.0.0....1.1.0.0 ..0.1.0.1.0..0.1.0.1.0..0.1.1.0.0..0.0.1.1.0..1.0.1.0.0..0.0.1.0.1..0.0.1.1.0 CROSSREFS Sequence in context: A246115 A068182 A218415 * A114224 A201845 A218692 Adjacent sequences:  A194132 A194133 A194134 * A194136 A194137 A194138 KEYWORD nonn AUTHOR R. H. Hardin, Aug 17 2011 STATUS approved

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Last modified July 24 01:41 EDT 2021. Contains 346269 sequences. (Running on oeis4.)