A184215 Number of (n+1)X8 0..3 arrays with every 2X2 subblock sum greater than 6

65937529, 444611005885, 1885849010087814, 9695194773105361105, 46507800793387330287219, 229331305285207502562599550, 1119067166994635331073741846565, 5483108738502332961190212851086871

Offset

1,1

Comments

Column 7 of A184217

Links

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

Example

Some solutions for 3X8
..0..2..0..2..0..1..0..3....0..2..0..2..0..2..2..3....0..2..0..2..0..1..3..0
..2..3..2..3..3..3..3..1....2..3..2..3..3..3..2..0....2..3..2..3..3..3..3..3
..0..2..0..2..1..2..3..3....0..2..0..2..3..0..3..3....0..2..0..2..3..1..2..1

Crossrefs

Sequence in context: A224597 A204498 A103789 * A151697 A138085 A263392

Adjacent sequences: A184212 A184213 A184214 * A184216 A184217 A184218

Keyword

nonn

Author

R. H. Hardin Jan 10 2011

Status

approved