Numbers that are repdigits with length > 2 in more than two bases.

Terms

a(0) =4095a(1) =32767a(2) =65535a(3) =67053a(4) =262143a(5) =265720a(6) =531440a(7) =1048575a(8) =2097151a(9) =4381419a(10) =5592405a(11) =7174453a(12) =9808617a(13) =11184810a(14) =13938267a(15) =14348906a(16) =16777215a(17) =19617234a(18) =21523360a(19) =29425851a(20) =39234468a(21) =43046720a(22) =48686547a(23) =49043085a(24) =58851702a(25) =61035156a(26) =68660319a(27) =71270178