Numbers whose prime factors are 5 and 7.

Terms

a(0) =35a(1) =175a(2) =245a(3) =875a(4) =1225a(5) =1715a(6) =4375a(7) =6125a(8) =8575a(9) =12005a(10) =21875a(11) =30625a(12) =42875a(13) =60025a(14) =84035a(15) =109375a(16) =153125a(17) =214375a(18) =300125a(19) =420175a(20) =546875a(21) =588245a(22) =765625a(23) =1071875a(24) =1500625a(25) =2100875a(26) =2734375a(27) =2941225a(28) =3828125a(29) =4117715