a(n) = n^2*sigma_8(n).

Terms

a(0) =0a(1) =1a(2) =1028a(3) =59058a(4) =1052688a(5) =9765650a(6) =60711624a(7) =282475298a(8) =1077952576a(9) =3487315923a(10) =10039088200a(11) =25937424722a(12) =62169647904a(13) =137858492018a(14) =290384606344a(15) =576739757700