Decimal part of n-th root of a(n) starts with digit 1.

Terms

a(0) =10a(1) =10a(2) =2a(3) =2a(4) =2a(5) =2a(6) =3a(7) =3a(8) =3a(9) =3a(10) =4a(11) =4a(12) =4a(13) =5a(14) =5a(15) =6a(16) =6a(17) =7a(18) =7a(19) =8a(20) =9a(21) =9a(22) =10a(23) =11a(24) =12a(25) =14a(26) =15a(27) =16a(28) =18a(29) =20