A268104 - OEIS

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A268104

Number of 1Xn 0..n arrays with every repeated value in every row and column greater than or equal to the previous repeated value.

3

2, 9, 64, 615, 7536, 112476, 1981512, 40265487, 927338710, 23873974553, 679478391252, 21185458961316, 718142599280848, 26296505423775240, 1034431689380433024, 43505385550994833263, 1948060006167232265688

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

OFFSET

1,1

COMMENTS

Row 1 of A268103.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..193

EXAMPLE

Some solutions for n=5

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

CROSSREFS

Sequence in context: A059281 A269612 A269577 * A269683 A331658 A269487

Adjacent sequences: A268101 A268102 A268103 * A268105 A268106 A268107

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 26 2016

STATUS

approved