Positive numbers having the same set of digits in base 5 and base 7.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =17a(5) =51a(6) =66a(7) =102a(8) =416a(9) =423a(10) =557a(11) =687a(12) =697a(13) =739a(14) =785a(15) =842a(16) =889a(17) =1030a(18) =1078a(19) =1087a(20) =1109a(21) =1233a(22) =1374a(23) =1439a(24) =1444a(25) =1477a(26) =1481a(27) =1492a(28) =1499a(29) =1570