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 A203892 Number of (n+1)X5 0..4 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 1
 131432, 77658673, 74956749750, 58500223468696, 36337203300044690, 18604524788467098072, 8110443447372955603425, 3082791332479309543066942, 1039925175573588479732712925, 315587592566984720012990188344 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A203896 LINKS R. H. Hardin, Table of n, a(n) for n = 1..70 EXAMPLE Some solutions for n=4 ..2..4..3..3..3....2..1..0..0..2....1..4..4..3..3....0..1..4..3..4 ..3..3..4..4..4....0..3..4..4..3....3..3..3..4..4....2..1..0..3..4 ..2..4..4..4..4....0..3..4..4..3....4..2..4..4..4....1..2..3..4..3 ..3..4..2..4..4....3..2..0..3..3....2..4..3..3..3....0..3..3..2..4 ..3..4..4..1..2....1..4..3..1..0....4..3..4..1..1....4..4..4..3..4 CROSSREFS Sequence in context: A170782 A237004 A170791 * A208488 A170800 A204760 Adjacent sequences: A203889 A203890 A203891 * A203893 A203894 A203895 KEYWORD nonn AUTHOR R. H. Hardin Jan 07 2012 STATUS approved

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Last modified December 2 23:17 EST 2023. Contains 367526 sequences. (Running on oeis4.)