1,1

Essentially A118717 with the multiples removed.

Table of n, a(n) for n=1..55.

A118717(16)=95 is not in the sequence since 95=5*A181529(3).

A118717(17)=100 is not in the sequence since 100=10*A181529(1).

Cf. A118717.

Sequence in context: A285176 A135363 A118717 * A232501 A138593 A004259

Adjacent sequences: A181526 A181527 A181528 * A181530 A181531 A181532

nonn

Giovanni Teofilatto, Oct 27 2010

Edited and extended by Ray Chandler, Oct 31 2010

approved