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A219685

Number of n X 7 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 nonincreasing columns, 0..2 n X 7 array.

28, 44, 922, 15763, 219216, 2709320, 35011623, 479633094, 6609458081, 87609413453, 1101888673326, 13242315279610, 153674552267213, 1731915355340898, 18978190461636053, 202216531650350001

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

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..16.

EXAMPLE

Some solutions for n=3:

..2..2..1..1..1..0..0....1..0..0..0..0..0..0....2..1..1..0..0..0..0

..2..2..1..1..0..0..0....0..0..0..0..0..0..0....2..1..1..0..0..0..0

..2..2..2..1..0..0..0....0..0..2..2..2..1..1....2..2..2..0..0..0..0

CROSSREFS

Column 7 of A219686.