A201098 - OEIS

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A201098

Number of nX5 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

56, 728, 6972, 905695, 1445712, 55782998, 945668958, 123026475, 46355746304, 138881000080, 196048934550, 8158842874210, 4253606791024, 57621311300554, 434558666209638, 28681717671329, 5144657728388952

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 5 of A201101

LINKS

Table of n, a(n) for n=1..17.

EXAMPLE

Some solutions for n=3

..0..0..3..4..5....0..1..1..2..6....0..1..1..2..2....0..1..2..2..5

..1..2..3..4..7....0..3..3..5..7....0..3..4..6..6....0..3..4..4..6

..1..2..5..6..7....2..4..4..5..7....3..4..5..7..7....1..3..6..7..7