Numbers k such that k | sigma_5(k).

Terms

a(0) =1a(1) =6a(2) =22a(3) =28a(4) =66a(5) =120a(6) =198a(7) =264a(8) =308a(9) =366a(10) =440a(11) =604a(12) =672a(13) =924a(14) =984a(15) =1320a(16) =1464a(17) =1694a(18) =1717a(19) =2013a(20) =2296a(21) =2464a(22) =2574a(23) =2970a(24) =3434a(25) =3608a(26) =3960a(27) =4026a(28) =4228a(29) =4598