1,2

e.g. a(4) =2^2*3*5 =60 as 19940= 2^2*5*997, ( p^2*q*r) etc.

Cf. A034173, A083785, A034174.

Sequence in context: A014070 A132525 A074167 this_sequence A138286 A102290 A025540

Adjacent sequences: A083784 A083785 A083786 this_sequence A083788 A083789 A083790

more,nonn

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), May 07 2003