1,1
Column 6 of A184153
R. H. Hardin, Table of n, a(n) for n = 1..27
Some solutions for 3X7 with a(1,1)=0
..0..0..0..0..1..0..2....0..0..0..0..1..2..0....0..0..0..0..3..0..0
..0..0..0..0..3..0..1....0..0..0..0..3..3..0....0..0..0..0..3..0..0
..0..0..0..0..2..0..1....0..0..0..1..1..1..0....0..0..0..0..2..0..3
Sequence in context: A203824 A081639 A141137 * A236450 A237074 A345616
Adjacent sequences: A184147 A184148 A184149 * A184151 A184152 A184153
nonn
R. H. Hardin Jan 09 2011
approved