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 A224177 Number of 6Xn 0..3 arrays with rows and antidiagonals unimodal and columns nondecreasing 1
 84, 7056, 282372, 6425876, 95808564, 1038484760, 8857798353, 63080505999, 391482575333, 2182020084219, 11154302333669, 53070835890575, 237508827855216, 1007614860280386, 4076458517196412, 15801076345180104 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 6 of A224173 LINKS R. H. Hardin, Table of n, a(n) for n = 1..39 EXAMPLE Some solutions for n=3 ..0..0..1....2..0..0....1..0..0....1..0..0....0..0..0....0..0..0....0..0..1 ..0..2..2....2..0..0....1..2..1....1..0..0....0..0..0....1..0..0....0..2..2 ..2..2..3....2..3..0....1..2..2....2..2..0....0..1..2....1..1..2....0..2..2 ..3..3..3....2..3..1....2..2..2....2..3..1....2..2..2....2..3..2....0..2..3 ..3..3..3....2..3..2....2..2..2....3..3..3....3..2..2....2..3..2....1..2..3 ..3..3..3....2..3..3....2..3..3....3..3..3....3..2..2....3..3..2....1..2..3 CROSSREFS Sequence in context: A132052 A273438 A097840 * A223869 A224389 A223991 Adjacent sequences: A224174 A224175 A224176 * A224178 A224179 A224180 KEYWORD nonn AUTHOR R. H. Hardin Mar 31 2013 STATUS approved

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Last modified September 13 10:55 EDT 2024. Contains 375904 sequences. (Running on oeis4.)