A219849 Number of n X 5 arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 n X 5 array.

15, 56, 591, 5950, 48677, 356688, 2458431, 16110182, 100697878, 602555826, 3462463890, 19144335306, 101984230126, 524036587489, 2600425421874, 12477850552805, 57974580417380, 261181694978706, 1142506695056176

Offset

1,1

Comments

Column 5 of A219852.

Links

R. H. Hardin, Table of n, a(n) for n = 1..202

Example

Some solutions for n=3
..1..0..0..0..0....1..1..1..0..0....1..1..1..0..0....1..0..0..0..0
..1..0..0..0..1....1..1..1..0..0....1..1..0..0..0....1..0..0..0..0
..0..0..0..1..2....1..1..1..0..2....2..2..0..0..0....2..2..1..0..2

Crossrefs

Cf. A219852.

Sequence in context: A304295 A228322 A219630 * A157856 A082820 A184231

Adjacent sequences: A219846 A219847 A219848 * A219850 A219851 A219852

Keyword

nonn

Author

R. H. Hardin Nov 29 2012

Status

approved