The next term contains a non-decimal digit.
The term 111....1111 should officially be called the "unary expansion", since in base 1 only the digit 0 may appear.
Table of n, a(n) for n=1..11.
Sequence in context: A095628 A095630 A095632 * A095636 A095638 A095640
Adjacent sequences: A095631 A095632 A095633 * A095635 A095636 A095637
N. J. A. Sloane, Jun 04 2004