A183660 Number of (n+1)X8 0..5 arrays with every 2x2 subblock summing to 10

2605574, 4934070, 11196842, 29275086, 85187834, 269462670

Offset

1,1

Comments

Column 7 of A183662

Links

Table of n, a(n) for n=1..6.

Example

Some solutions for 3X8
..3..3..3..4..2..2..2..2....3..1..0..2..2..3..4..4....0..4..3..5..0..5..2..5
..3..1..3..0..4..2..4..2....1..5..4..4..2..3..0..2....3..3..0..2..3..2..1..2
..5..1..5..2..4..0..4..0....3..1..0..2..2..3..4..4....2..2..5..3..2..3..4..3

Crossrefs

Sequence in context: A269281 A186588 A204882 * A004674 A123155 A251036

Adjacent sequences: A183657 A183658 A183659 * A183661 A183662 A183663

Keyword

nonn

Author

R. H. Hardin Jan 06 2011

Status

approved