a(n) = n^10 * Sum_{p|n, p prime} 1/p^10.

Terms

a(0) =0a(1) =1a(2) =1a(3) =1024a(4) =1a(5) =60073a(6) =1a(7) =1048576a(8) =59049a(9) =9766649a(10) =1a(11) =61514752a(12) =1a(13) =282476273a(14) =9824674a(15) =1073741824a(16) =1a(17) =3547250577a(18) =1a(19) =10001048576a(20) =282534298a(21) =25937425625a(22) =1a(23) =62991106048a(24) =9765625a(25) =137858492873a(26) =3486784401a(27) =289255703552a(28) =1a(29) =586710856801