Largest number that can be made using only the digits of n, exponentiation and concatenation.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =10a(10) =11a(11) =21a(12) =31a(13) =41a(14) =51a(15) =61a(16) =71a(17) =81a(18) =91a(19) =20a(20) =21a(21) =22a(22) =32a(23) =42a(24) =52a(25) =64a(26) =128a(27) =256a(28) =512a(29) =30