A205093 Number of (n+1)X5 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

55848, 2323490, 124624799, 6997750028, 443278874512, 26283777611416, 1671381122482219, 99772701549024254, 6321866098053640682, 378900425402449267346, 23919304559986219920803, 1438584269176735235934352

Offset

1,1

Comments

Column 4 of A205097

Links

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

Example

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

Crossrefs

Sequence in context: A116206 A251778 A203866 * A206081 A254508 A254515

Adjacent sequences: A205090 A205091 A205092 * A205094 A205095 A205096

Keyword

nonn

Author

R. H. Hardin Jan 22 2012

Status

approved