Numbers m such that the GCD of the x's that satisfy sigma(x) = m is 3.

Terms

a(0) =4a(1) =124a(2) =320a(3) =392a(4) =416a(5) =800a(6) =1352a(7) =1520a(8) =2912a(9) =2960a(10) =3536a(11) =3872a(12) =5720a(13) =5936a(14) =6320a(15) =7112a(16) =8216a(17) =9176a(18) =9912a(19) =10472a(20) =11816a(21) =12152a(22) =12896a(23) =13280a(24) =14960a(25) =15176a(26) =16080a(27) =16400a(28) =16536a(29) =18032