2,1

All natural numbers > 1 are present.

Table of n, a(n) for n=2..72.

(PARI)

Cf. A099863.

Sequence in context: A072767 A071651 A072658 * A292956 A056535 A026237

Adjacent sequences: A099861 A099862 A099863 * A099865 A099866 A099867

nonn

Paul D. Hanna, Oct 27 2004

approved