Smallest x such that sigma(x) mod 30 = n.

Terms

a(0) =24a(1) =1a(2) =21a(3) =2a(4) =3a(5) =923521a(6) =5a(7) =4a(8) =7a(9) =18a(10) =27a(11) =2401a(12) =6a(13) =9a(14) =13a(15) =8a(16) =217a(17) =9604a(18) =10a(19) =1089a(20) =19a(21) =98a(22) =91a(23) =21609a(24) =14a(25) =14641a(26) =28a(27) =49a(28) =12a(29) =2614689