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A250535 Number of (n+1)X(7+1) 0..3 arrays with nondecreasing max(x(i,j),x(i,j-1)) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction 1
2787971, 57297797, 885728348, 11375090117, 124278132580, 1206582455860, 10608507190002, 86519586107488, 662520750392365, 4828047984947538, 33746485369971392, 228069632455771019, 1498142997106862975 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A250536
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..0..0..0..2....0..0..0..0..1..0..0..0....0..0..0..0..0..1..2..2
..0..0..0..1..0..1..3..1....0..0..1..3..0..1..2..2....0..0..0..1..3..2..3..2
CROSSREFS
Sequence in context: A251835 A295471 A316487 * A203912 A355502 A356685
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 24 2014
STATUS
approved

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Last modified February 25 00:32 EST 2024. Contains 370308 sequences. (Running on oeis4.)