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%I #10 Dec 05 2013 19:56:16
%S 1,2,4,8,151,293,586,11711,23332,46565,931291,1862582,3724264,7447538,
%T 148949851,297898793,595787596,11915660921,23831312842,47662625675,
%U 953251523491,1906502047082,3813004003174,7626008006258,152520151025251
%N a(n) = (2^n concatenated with Reverse(2^n))) divided by 11.
%e a(7) = 128821/11 = 11711.
%t crd[n_]:=Module[{idn=IntegerDigits[2^n]},FromDigits[Join[idn, Reverse[ idn]]/11]]; Array[crd,30,0] (* _Harvey P. Dale_, Feb 28 2013 *)
%Y Cf. A084008, A084009.
%K base,nonn
%O 0,2
%A _Amarnath Murthy_ and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 23 2003
%E More terms from _Franklin T. Adams-Watters_, Apr 28 2006
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