|
|
A204336
|
|
Number of (n+1)X6 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) nondecreasing in column and row directions, respectively
|
|
1
|
|
|
35861109, 11129487382, 2112336887047, 250869977097844, 20044731040262804, 1164825006247347513, 51487565527487424610, 1810428198071511308150, 52129305806501779053351, 1262918639287210646015226
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=4
..1..1..6..7..6..6....2..7..3..3..7..7....4..2..2..5..5..3....7..2..6..5..6..4
..2..2..7..6..7..7....6..3..7..7..7..7....0..6..6..5..5..7....2..7..5..6..5..7
..0..4..6..7..7..7....2..7..7..7..7..7....4..6..6..7..7..7....4..5..7..6..7..6
..7..5..6..7..7..7....5..7..7..7..7..7....5..5..7..7..7..7....2..7..6..7..6..7
..5..7..6..7..7..7....5..7..7..7..7..7....7..7..7..7..7..7....3..6..7..6..7..7
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|