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A201102 Number of nX2 0..7 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other 1
28, 140, 334, 103, 14881, 246332, 838638, 324469, 54328646, 960991707, 3157790020, 1057637803, 221465699177, 4636455864017, 17172840400292, 6213696250684, 1322921262723003, 27235717697960253, 96311573893944098, 32407513702617077 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 2 of A201105

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..21

EXAMPLE

Some solutions for n=5

..0..2....0..1....0..1....0..2....0..1....0..1....0..3....0..2....0..3....0..1

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

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

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

..6..7....4..6....6..7....2..6....4..7....4..7....2..5....5..6....2..7....4..7

CROSSREFS

Sequence in context: A239205 A050973 A095301 * A317680 A042530 A042532

Adjacent sequences:  A201099 A201100 A201101 * A201103 A201104 A201105

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 26 2011

STATUS

approved

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Last modified August 2 02:53 EDT 2021. Contains 346409 sequences. (Running on oeis4.)