1,5
Subdiagonal 3 of A181004
Table of n, a(n) for n=1..9.
All solutions for 7X4
..0..0..1..1
..0..1..0..1
..0..1..1..0
..1..0..0..1
..1..0..1..0
..1..1..0..0
..1..1..1..1
Sequence in context: A153179 A209181 A097732 * A155508 A028482 A111472
Adjacent sequences: A181004 A181005 A181006 * A181008 A181009 A181010
nonn
R. H. Hardin Sep 30 2010
approved