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Revision History for A233367

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Number of (2+1)X(n+1) 0..1 arrays x(i,j) with row sums sum{j*x(i,j), j=1..n+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..2+1} nondecreasing
(history; published version)

#4 by R. H. Hardin at Sun Dec 08 06:23:36 EST 2013

STATUS

editing

approved

#3 by R. H. Hardin at Sun Dec 08 06:23:33 EST 2013

LINKS

R. H. Hardin, <a href="/A233367/b233367.txt">Table of n, a(n) for n = 1..63</a>

#2 by R. H. Hardin at Sun Dec 08 06:23:20 EST 2013

NAME

allocated for R. H. Hardin

Number of (2+1)X(n+1) 0..1 arrays x(i,j) with row sums sum{j*x(i,j), j=1..n+1} nondecreasing, and column sums sum{i^2*x(i,j), i=1..2+1} nondecreasing

DATA

14, 46, 113, 250, 530, 1043, 1939, 3422, 5802, 9490, 15005, 23117, 34764, 51097, 73611, 104127, 144806, 198364, 268178, 358188, 473002, 618350, 800556, 1026633, 1305256, 1646531, 2061507, 2562949, 3165957, 3886739, 4742930, 5756595, 6950779

OFFSET

1,1

COMMENTS

Row 2 of A233366

EXAMPLE

Some solutions for n=5

..0..0..0..0..0..1....0..0..0..0..0..0....1..0..0..1..0..1....1..1..0..0..0..0

..0..0..0..0..0..1....0..0..1..1..1..1....0..0..0..0..1..1....0..0..1..1..1..1

..0..1..1..1..1..1....0..0..1..1..1..1....0..1..1..1..1..1....0..0..1..1..1..1

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin, Dec 08 2013

STATUS

approved

editing

#1 by R. H. Hardin at Sun Dec 08 06:19:04 EST 2013

NAME

allocated for R. H. Hardin

KEYWORD

allocated

STATUS

approved