A341828 - OEIS

%I #11 Mar 06 2021 09:24:36

%S 6,12,2,4,12,4,2,8,4,8,8,2,4,2,2,16,4,4,4,6,4,8,2,2,10,4,2,16,6,2,2,

%T 14,2,2,4,4,2,2,2,2,14,2,10,2,4,6,6,2,20,4,4,4,2,2,2,4,10,2,2,4,2,6,4,

%U 2,14,10,6,6,4,10,2,2,8,4,4,2,2,2,10,10,8,2,4

%N Difference of consecutive odd squarefree semiprimes.

%o (PARI) lista(nn) ={my(r=15); forstep(k=17, nn, 2, if(bigomega(k)==2 && issquarefree(k), print1(k-r, ", "); r=k)); } \\ _Jinyuan Wang_, Mar 01 2021

%Y Cf. A006881, A046388.

%K nonn

%O 1,1

%A _Ravi Bhandari_, Feb 20 2021

%E More terms from _Jinyuan Wang_, Mar 01 2021