A185853 Number of (n+1)X7 0..2 arrays with no 2X2 subblock diagonal sum less antidiagonal sum equal to any horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum

2375550, 1380412312, 819214742920, 483841012308074, 286557179719847388

Offset

1,1

Comments

Column 6 of A185856

Links

Table of n, a(n) for n=1..5.

Example

Some solutions for 3X7
..0..0..1..2..2..2..2....0..0..1..0..0..2..0....0..0..1..1..0..0..2
..0..0..0..1..2..0..2....0..0..0..2..2..2..1....0..0..0..1..2..0..2
..0..1..1..0..0..2..0....0..1..1..1..2..1..0....0..1..1..0..1..2..2

Crossrefs

Sequence in context: A236484 A167438 A251388 * A232413 A167890 A184496

Adjacent sequences: A185850 A185851 A185852 * A185854 A185855 A185856

Keyword

nonn

Author

R. H. Hardin Feb 05 2011

Status

approved