%I A135914
%S A135914 1,7,27,91,291,907,2787,8491,25731,77707,234147,704491,2117571,6360907,
%T A135914 19099107,57330091,172055811,516298507,1549157667,4647997291,13945040451,
%U A135914 41837218507,125515849827,376555938091,1129684591491,3389087328907,10167329095587
%N A135914 4*3^n-2*2^n-1.
%D A135914 G. S. Lueker, Some techniques for solving recurrences, Computing Surveys, 
               12 (1980), 419-436.
%F A135914 Inverse binomial transform of A135914 = A134067: (1, 6, 14, 30, 62, 126,
               ...). - Gary W. Adamson (qntmpkt(AT)yahoo.com), Mar 08 2008
%F A135914 Second inverse binomial transform = (1, 5, 3, 5, 3, 5, 3, 5,...). - Gary 
               W. Adamson (qntmpkt(AT)yahoo.com), Mar 08 2008
%Y A135914 Cf. A134067.
%Y A135914 Sequence in context: A038092 A059823 A059769 this_sequence A006350 A054485 
               A090856
%Y A135914 Adjacent sequences: A135911 A135912 A135913 this_sequence A135915 A135916 
               A135917
%K A135914 nonn
%O A135914 0,2
%A A135914 N. J. A. Sloane (njas(AT)research.att.com), Mar 07 2008