The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A219524 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A219524

Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 7Xn array
(history; published version)

#4 by R. H. Hardin at Wed Nov 21 05:15:27 EST 2012

STATUS

editing

approved

#3 by R. H. Hardin at Wed Nov 21 05:15:22 EST 2012

LINKS

R. H. Hardin, <a href="/A219524/b219524.txt">Table of n, a(n) for n = 1..49</a>

#2 by R. H. Hardin at Wed Nov 21 05:15:08 EST 2012

NAME

allocated for R. H. Hardin

Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 7Xn array

DATA

8, 18, 124, 1090, 6994, 42906, 241413, 1327694, 7148589, 37181863, 185383785, 881615968, 4010119499, 17516997873, 73780512955, 300596497963, 1187489293042, 4557540770898, 17022492697401, 61969041626283, 220187547195208

OFFSET

1,1

COMMENTS

Row 7 of A219519

EXAMPLE

Some solutions for n=3

..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0

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

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

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

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

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

KEYWORD

allocated

nonn

AUTHOR

R. H. Hardin Nov 21 2012

STATUS

approved

editing

#1 by R. H. Hardin at Wed Nov 21 05:03:36 EST 2012

NAME

allocated for R. H. Hardin

KEYWORD

allocated

STATUS

approved