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A200707 Number of nX1 0..7 arrays with every row and column running average nondecreasing rightwards and downwards 2
8, 36, 154, 638, 2583, 10283, 40437, 157577, 609826, 2347039, 8992543, 34325682, 130610876, 495631814, 1876372121, 7089015135, 26734090034, 100657714409, 378448861732, 1421055725676, 5329855712676, 19969617365137, 74751054819223 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 1 of A200713

LINKS

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

EXAMPLE

Some solutions for n=3

..2....0....1....0....1....1....1....3....1....0....1....1....0....2....1....4

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

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

CROSSREFS

Sequence in context: A000428 A083597 A178744 * A344207 A055918 A074404

Adjacent sequences:  A200704 A200705 A200706 * A200708 A200709 A200710

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 20 2011

STATUS

approved

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Last modified October 20 05:54 EDT 2021. Contains 348099 sequences. (Running on oeis4.)