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A235763 Number of (n+1)X(6+1) 0..1 arrays with the sum of each 2X2 subblock two median terms lexicographically nondecreasing columnwise and nonincreasing rowwise 1
2482, 55816, 1310058, 26947867, 548550245, 10315124920, 190693042666, 3383470907219, 58972454432362, 1000721111089237, 16642224739736490, 270150372438476479, 4285984985234190573, 66354310571145977712 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A235765

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..75

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A291199 A260766 A003917 * A235546 A214477 A181258

Adjacent sequences:  A235760 A235761 A235762 * A235764 A235765 A235766

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 15 2014

STATUS

approved

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Last modified January 26 06:37 EST 2022. Contains 350572 sequences. (Running on oeis4.)