A205095 Number of (n+1)X7 0..3 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock equal to the number in all its horizontal and vertical neighbors

2965056, 473468278, 103284968982, 26283777611416, 7775889911404311, 2198408614173601972, 675088076670736108423, 192932448648108827924660, 59308581527354202182697362, 16971584840296277658798950806

Offset

1,1

Comments

Column 6 of A205097

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..1..0..2..0..1..0..3....1..3..1..2..2..1..2....1..2..2..0..2..2..3
..3..1..0..1..0..1..0....1..2..3..1..3..2..1....3..1..3..1..0..3..0
..0..2..1..0..2..0..2....2..0..2..3..0..3..2....1..2..0..2..2..0..3
..0..1..2..1..0..3..2....2..3..0..1..2..2..3....0..1..2..1..3..1..0
..0..1..2..3..3..0..3....1..2..3..0..2..3..3....3..0..2..3..1..2..1

Crossrefs

Sequence in context: A205900 A071369 A238179 * A233652 A239918 A254511

Adjacent sequences: A205092 A205093 A205094 * A205096 A205097 A205098

Keyword

nonn

Author

R. H. Hardin Jan 22 2012

Status

approved