A203892 - OEIS

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

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