1,1
Table of n, a(n) for n=1..7.
Cf. A015922, A130133.
Sequence in context: A083147 A012648 A130133 * A082613 A013553 A061089
Adjacent sequences: A130131 A130132 A130133 * A130135 A130136 A130137
nonn
Zak Seidov, May 12 2007
approved