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A250515 Number of (n+1)X(4+1) 0..3 arrays with nondecreasing min(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
39187, 2817780, 166583429, 9680713976, 529549691761, 28601087487209, 1507593926459193, 79158901718859170, 4118346250550015247, 214152428120123667732, 11098091889851055507353, 575298993463899645319726 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A250519
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0..0..0....0..0..0..0..1....1..0..2..0..3....0..3..0..2..1
..0..1..2..0..3....1..0..1..1..1....0..3..0..1..0....1..0..1..1..1
CROSSREFS
Sequence in context: A031644 A224622 A233955 * A031667 A196200 A274128
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 24 2014
STATUS
approved

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Last modified April 20 17:12 EDT 2024. Contains 371845 sequences. (Running on oeis4.)