Numbers that are repdigits with length > 2 in more than one base.

Terms

a(0) =31a(1) =63a(2) =255a(3) =273a(4) =364a(5) =511a(6) =546a(7) =728a(8) =777a(9) =931a(10) =1023a(11) =1365a(12) =1464a(13) =2730a(14) =3280a(15) =3549a(16) =3783a(17) =3906a(18) =4095a(19) =4557a(20) =6560a(21) =7566a(22) =7812a(23) =8191a(24) =9114a(25) =9331a(26) =9841a(27) =10507a(28) =11349a(29) =11718