A094427 - OEIS

%I #2 Mar 30 2012 17:27:42

%S 38225,275,76725,15345,691225,480051,37947843,325211285,65042257,

%T 1805570819,3477490925,17504957025,5834985675,17582877081,45778125899,

%U 131914344771,43971448257,1073579479975,1579005333125,315801066625

%N Terms of A094302 which are not squarefree, without repetition.

%o (PARI) {q=1;s=Set(q);for(n=2,2000000,q=if(n>q,q*n,q/gcd(q,n)); if(setsearch(s,q)==0,s=setunion(s,Set(q));if(!issquarefree(q),print1(q,","))))}

%Y Cf. A094302, A094426.

%K nonn,easy

%O 1,1

%A _Klaus Brockhaus_, May 02 2004