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A203660 Number of (n+1)X5 0..7 arrays with column and row pair sums b(i,j)=a(i,j)+a(i,j-1) and c(i,j)=a(i,j)+a(i-1,j) such that rows of b(i,j) and columns of c(i,j) are lexicographically nondecreasing 0
9592248, 85151157995, 931767180207600, 7676075878291358313, 49640621147968317363235 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A203661
LINKS
EXAMPLE
Some solutions for n=5
..4..4..6..2..2....4..3..1..5..6....5..4..4..4..2....0..2..2..1..6
..4..5..3..7..7....2..5..7..3..4....4..5..5..5..7....2..4..4..6..3
..7..5..7..4..4....7..1..0..6..6....2..7..7..7..5....5..5..5..5..5
..5..7..5..6..6....6..2..3..0..5....5..5..5..5..7....3..7..7..7..2
..7..5..7..5..6....1..7..3..6..3....4..6..6..6..4....6..7..7..0..1
..5..7..5..7..7....1..7..3..6..3....6..5..5..5..7....6..7..7..0..4
CROSSREFS
Sequence in context: A124515 A075009 A186627 * A250518 A268252 A251504
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 04 2012
STATUS
approved

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Last modified June 15 14:44 EDT 2024. Contains 373407 sequences. (Running on oeis4.)