A201099 Number of nX6 0..7 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other

28, 3696, 85005, 89311, 55782998, 2244318652, 12230511648, 5732148226, 1359373604245, 28620297165083, 87020654245062, 20180759317276

Offset

1,1

Comments

Column 6 of A201101

Links

Table of n, a(n) for n=1..12.

Example

Some solutions for n=2
..0..0..1..3..3..5....0..0..2..2..4..6....0..1..2..3..4..4....0..1..1..4..4..6
..2..2..4..6..7..7....1..3..5..5..6..7....0..1..5..6..7..7....2..2..3..5..5..7

Crossrefs

Sequence in context: A164655 A291585 A242449 * A290214 A036525 A364516

Adjacent sequences: A201096 A201097 A201098 * A201100 A201101 A201102

Keyword

nonn

Author

R. H. Hardin Nov 26 2011

Status

approved