1,1
Table of n, a(n) for n=1..10.
Some solutions for n=4:
0 3 4 3 4 3 5 2 4 2 5 1 3 2 3 5 4 5 2 6
6 4 0 4 0 5 2 4 1 4 2 3 0 4 0 2 6 2 4 3
2 5 6 5 6 1 3 0 2 0 5 1 3 2 3 5 4 5 2 6
6 4 0 4 0 5 2 4 1 4 3 4 1 5 1 2 6 2 4 3
2 5 6 5 6 2 4 1 3 1 6 2 4 3 4 4 3 4 1 5
Diagonal of A235198.
Sequence in context: A251168 A023070 A015163 * A249985 A072897 A254703
Adjacent sequences: A235187 A235188 A235189 * A235191 A235192 A235193
nonn,more,changed
R. H. Hardin, Jan 04 2014
approved