login
A223316
Number of nX7 0..1 arrays with successive rows and columns fitting to straight lines with nondecreasing slope, with a single point array taken as having zero slope
0
128, 502, 32536, 226126, 14821296, 196812586, 11099562288, 182213315626, 7900529237088
OFFSET
1,1
COMMENTS
Column 7 of A223317
EXAMPLE
Some solutions for n=4
..1..0..0..1..1..0..0....1..1..1..1..1..0..0....1..0..1..0..0..0..0
..1..0..0..0..0..1..0....1..0..0..0..0..0..0....0..1..1..0..0..0..0
..0..0..0..0..1..1..1....0..1..1..0..0..0..0....0..1..1..0..1..0..1
..0..0..0..1..1..1..1....0..0..0..1..1..0..0....1..0..1..0..0..1..1
CROSSREFS
Sequence in context: A209380 A135271 A369638 * A123293 A188864 A228688
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 19 2013
STATUS
approved