1,2
R. H. Hardin, Table of n, a(n) for n=1..17
Sequence in context: A333134 A213001 A229751 * A087771 A332143 A277234
Adjacent sequences: A172856 A172857 A172858 * A172860 A172861 A172862
nonn
R. H. Hardin Feb 06 2010
approved