1,1
Table of n, a(n) for n=1..40.
Cf. A073941, A112088, A072493.
Sequence in context: A081408 A143616 A005050 * A059983 A177106 A037366
Adjacent sequences: A120188 A120189 A120190 * A120192 A120193 A120194
nonn
Graeme McRae, Jun 10 2006
approved