%I #5 Dec 05 2013 19:55:56
%S 0,12,3456,78901234,5678901234567890,12345678901234567890123456789012,
%T 3456789012345678901234567890123456789012345678901234567890123456,
%U 78901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234
%N a(n) contains 2^n digits such that the concatenation a(0)a(1)a(2)...forms a substring of the cyclic concatenation 012345678901234567890123...
%Y Cf. A077750.
%K base,easy,nonn
%O 0,2
%A _Amarnath Murthy_, Nov 20 2002
%E More terms from _Sascha Kurz_, Jan 04 2003