%I #6 Mar 30 2012 16:49:58
%S 111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111,
%T 1101001,10220,1221,410,253,210,151,126,105,96,89,81,77,70,69,63
%N a(n) = 105 written in base n.
%C The next term contains a non-decimal digit.
%C The term 111....1111 should officially be called the "unary expansion", since in base 1 only the digit 0 may appear.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Jun 04 2004