1,2
R. H. Hardin, Table of n, a(n) for n=1..12
Sequence in context: A178286 A187938 A235185 * A068077 A094427 A298427
Adjacent sequences: A172839 A172840 A172841 * A172843 A172844 A172845
nonn
R. H. Hardin Feb 06 2010
approved