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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
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
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 28 2014
STATUS
approved

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Last modified March 28 10:31 EDT 2024. Contains 371240 sequences. (Running on oeis4.)