A203940 Number of (n+1)X5 0..5 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) nondecreasing in column and row directions, respectively

269254, 15288484, 568991365, 14543414270, 280030480105, 4247443759982, 53282169761154, 567792128651642, 5278020856578892, 43548335100477580, 324072165870441838, 2200830015494746254, 13783747923033708715

Offset

1,1

Comments

Column 4 of A203944

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..2..2..3..0..1....0..1..4..0..2....4..0..1..5..3....4..5..4..4..4
..1..3..2..5..4....0..4..1..5..4....0..4..3..3..5....5..4..5..5..5
..5..3..4..4..5....4..2..5..4..5....0..4..5..5..5....4..5..5..5..5
..3..5..4..5..4....3..5..4..5..4....0..5..5..5..5....4..5..5..5..5
..5..4..5..4..5....4..4..5..4..5....4..5..5..5..5....4..5..5..5..5

Crossrefs

Sequence in context: A231197 A061736 A124946 * A139028 A249254 A075467

Adjacent sequences: A203937 A203938 A203939 * A203941 A203942 A203943

Keyword

nonn

Author

R. H. Hardin Jan 08 2012

Status

approved