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 A183279 Half the number of nXnXn triangular binary arrays with no array-nonaligned 2X2X2 subtriangle being all zero or all one 1
 1, 4, 24, 216, 2808, 51840, 1347192, 49029624, 2490765552, 176234338656, 17339959771992, 2369745054644616, 449436884224900104, 118209416642307619200, 43093920857777993195064 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS R. H. Hardin, Table of n, a(n) for n = 1..23 EXAMPLE Some solutions for 6X6X6 with a(1,1)=0 .......0............0............0............0............0............0 ......0.0..........1.0..........0.1..........1.0..........1.0..........0.1 .....0.1.0........1.0.0........1.0.1........1.0.1........0.0.1........1.0.0 ....1.0.0.1......1.0.1.0......1.1.1.0......1.0.1.0......1.1.0.0......1.0.1.0 ...0.0.1.0.1....1.0.1.0.1....1.0.0.0.1....0.1.1.1.0....0.0.1.1.0....1.0.1.1.0 ..1.1.1.1.1.1..1.1.1.1.1.0..1.0.1.1.0.1..1.1.0.0.1.1..0.1.1.0.0.1..0.1.0.0.0.0 CROSSREFS Sequence in context: A077555 A166881 A334602 * A145237 A034256 A179539 Adjacent sequences:  A183276 A183277 A183278 * A183280 A183281 A183282 KEYWORD nonn AUTHOR R. H. Hardin Jan 03 2011 STATUS approved

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Last modified June 24 00:04 EDT 2021. Contains 345403 sequences. (Running on oeis4.)