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%I #3 Mar 30 2012 19:00:15
%S 1,12,123,1235,12357,1235711,123571113,12357111317,1235711131719,
%T 123571113171923,12357111317192329,1235711131719232931,
%U 123571113171923293137,12357111317192329313741
%N Concatenation of the first n elements of A008578.
%F Prepend 1 to the terms of A019518(n) - _R. J. Mathar_, Apr 28 2009.
%Y Cf. A158611.
%K nonn,base,less
%O 1,2
%A _Jaroslav Krizek_, Apr 25 2009
%E Slightly edited by _R. J. Mathar_, Apr 28 2009
%E Correction for change of offset in A158611 and A008578 in Aug 2009 _Jaroslav Krizek_, Jan 27 2010
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