1,2

a(n)=n iff n=1 or n is prime;

Table of n, a(n) for n=1..91.

Sequence in context: A095171 A343004 A270443 * A347043 A280687 A346703

Adjacent sequences: A096773 A096774 A096775 * A096777 A096778 A096779

nonn

Reinhard Zumkeller, Jul 09 2004

Removed comment on relation with A075384. - R. J. Mathar, Oct 31 2008

approved