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 A250923 Number of (n+1)X(4+1) 0..2 arrays with no 2X2 subblock having its minimum diagonal element less than its minimum antidiagonal element 1
 11693, 628146, 34521887, 1887760064, 102912852059, 5613563039740, 306543548743117, 16748448512897363, 915164303259406892, 50004735900048261227, 2732197085743121738233, 149282831158760473142819 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A250927 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 81 FORMULA Empirical recurrence of order 81 (see link above) EXAMPLE Some solutions for n=1 ..1..2..2..0..0....1..0..0..2..1....0..0..1..1..0....2..2..0..1..2 ..0..1..2..1..2....0..1..0..0..0....0..0..2..2..1....1..2..0..0..0 CROSSREFS Sequence in context: A254723 A354212 A031631 * A015630 A237933 A251347 Adjacent sequences: A250920 A250921 A250922 * A250924 A250925 A250926 KEYWORD nonn AUTHOR R. H. Hardin, Nov 28 2014 STATUS approved

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Last modified December 8 17:58 EST 2023. Contains 367680 sequences. (Running on oeis4.)