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 A233841 Number of (n+2)X(4+2) 0..3 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards 1
 23453646656, 55891166269184, 131619893152104448, 309991751661980537856, 729964339940515853733888, 1718914265875492989694529536, 4047676685721201279507422679040, 9531416229134972390161555327369216 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A233845 LINKS R. H. Hardin, Table of n, a(n) for n = 1..124 R. H. Hardin, Empirical recurrence of order 32 FORMULA Empirical recurrence of order 32 (see link above) 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..0..0..0..0 ..0..1..1..0..0..2....1..0..1..0..2..1....1..0..0..0..0..1....1..0..0..0..0..2 ..0..0..0..0..1..0....1..0..3..0..3..1....0..0..0..1..1..3....3..1..0..0..2..1 CROSSREFS Sequence in context: A306503 A096630 A297005 * A015399 A129475 A172612 Adjacent sequences:  A233838 A233839 A233840 * A233842 A233843 A233844 KEYWORD nonn AUTHOR R. H. Hardin, Dec 16 2013 STATUS approved

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Last modified March 31 03:08 EDT 2020. Contains 333136 sequences. (Running on oeis4.)