A203869 Number of (n+1)X8 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) nondecreasing in column and row directions, respectively

5914273, 309154358, 12355307346, 332477439628, 6583402402582, 102773744858440, 1324162075797758, 14556749994491175, 139577809129483158, 1187838764971657710, 9088015667106353900, 63188301526522364558

Offset

1,1

Comments

Column 7 of A203870

Links

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

Example

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

Crossrefs

Sequence in context: A335255 A250503 A268333 * A106809 A106810 A161008

Adjacent sequences: A203866 A203867 A203868 * A203870 A203871 A203872

Keyword

nonn

Author

R. H. Hardin Jan 07 2012

Status

approved