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 A250863 Number of (n+2)X(3+2) 0..3 arrays with nondecreasing sum of every three consecutive values in every row and column 1
 64000000, 4000000000, 250000000000, 15625000000000, 382812500000000, 9378906250000000, 229783203125000000, 3152625546875000000, 43254022503125000000, 593445188742875000000, 5469190859454336000000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A250868 LINKS R. H. Hardin, Table of n, a(n) for n = 1..80 EXAMPLE Some solutions for n=1 ..0..0..0..0..0....0..0..0..0..0....0..0..0..0..0....0..0..0..0..0 ..2..2..0..3..2....0..3..3..0..3....0..0..0..3..2....2..0..1..2..3 ..1..0..0..2..3....2..1..1..3..2....0..1..3..3..2....0..0..0..0..3 CROSSREFS Sequence in context: A203932 A223288 A223485 * A348276 A164725 A164726 Adjacent sequences:  A250860 A250861 A250862 * A250864 A250865 A250866 KEYWORD nonn AUTHOR R. H. Hardin, Nov 28 2014 STATUS approved

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Last modified January 17 17:47 EST 2022. Contains 350402 sequences. (Running on oeis4.)