1,1

abs(A001222(a(n)) - A001222(n)) >= 1.

Table of n, a(n) for n=1..63.

Cf. A071192, A071191.

Sequence in context: A084616 A196259 A214880 * A071192 A295012 A308629

Adjacent sequences: A071190 A071191 A071192 * A071194 A071195 A071196

nonn

Reinhard Zumkeller, May 15 2002

approved