A219703 Number of nX7 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..1 nX7 array

7, 13, 130, 841, 5007, 28224, 154731, 826518, 4288588, 21496147, 103865903, 483620093, 2171516102, 9418135296, 39537186771, 160971906106, 636743750790, 2450940686185, 9193416697296, 33648849380395, 120320823328471

Offset

1,1

Comments

Column 7 of A219704

Links

R. H. Hardin, Table of n, a(n) for n = 1..207

Example

Some solutions for n=3
..0..0..0..1..1..1..1....0..0..0..0..0..0..1....0..0..0..0..0..0..1
..0..0..0..0..1..1..1....0..0..0..0..0..0..1....0..0..0..0..0..0..1
..0..0..0..0..1..1..1....1..1..0..0..0..1..1....0..1..1..0..0..0..1

Crossrefs

Sequence in context: A192894 A367597 A241280 * A198947 A342717 A050946

Adjacent sequences: A219700 A219701 A219702 * A219704 A219705 A219706

Keyword

nonn

Author

R. H. Hardin Nov 25 2012

Status

approved