A187314 Half the number of (n+2)X8 binary arrays with each 3X3 subblock having sum 3, 4, 5 or 6

3516295, 491649803, 66555378453, 9206325629324, 1272968321737346, 176072290483114471, 24360553147588517588, 3370511547179611607654, 466342029228106604821988, 64523343089040070530245388

Offset

1,1

Comments

Column 6 of A187317

Links

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

Example

Some solutions for 4X8 with a(1,1)=0
..0..0..1..0..1..1..1..1....0..0..1..0..1..1..0..0....0..0..1..0..1..1..1..1
..0..0..1..0..0..1..0..1....0..0..1..1..0..1..1..0....0..0..1..0..1..1..1..0
..0..0..1..1..1..0..0..0....0..0..1..0..1..0..0..0....0..0..1..0..0..0..0..0
..0..0..1..0..1..0..0..1....0..0..1..0..0..1..0..1....0..0..1..0..0..1..0..1

Crossrefs

Sequence in context: A106812 A106811 A258687 * A083624 A237006 A209785

Adjacent sequences: A187311 A187312 A187313 * A187315 A187316 A187317

Keyword

nonn

Author

R. H. Hardin Mar 08 2011

Status

approved