A183678 Number of (n+1)X6 0..7 arrays with every 2x2 subblock summing to 14

631784, 1931680, 7003928, 28648864, 128141624, 614337760

Offset

1,1

Comments

Column 5 of A183680

Links

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

Example

Some solutions for 3X6
..6..2..4..0..7..4....2..0..6..4..1..5....2..0..6..6..6..3....4..3..0..4..2..4
..2..4..4..6..1..2....6..6..2..2..7..1....6..6..2..0..2..3....2..5..6..4..4..4
..5..3..3..1..6..5....1..1..5..5..0..6....1..1..5..7..5..4....5..2..1..3..3..3

Crossrefs

Sequence in context: A119398 A252894 A048924 * A267362 A251564 A066590

Adjacent sequences: A183675 A183676 A183677 * A183679 A183680 A183681

Keyword

nonn

Author

R. H. Hardin Jan 06 2011

Status

approved