%I A005913
%S A005913 1,3,5,12,27,62,143,331,766,1774,4109,9518,22048,51074,
%T A005913 118313,274073,634893,1470737,3406980,7892311,18282636,
%U A005913 42351953,98108825,227270312,526474502,1219584727,2825183178
%N A005913 a(n) = [ tau*a(n-1) ] + [ tau*a(n-2) ].
%Y A005913 Sequence in context: A141685 A017921 A161762 this_sequence A056690 A066951 
               A046091
%Y A005913 Adjacent sequences: A005910 A005911 A005912 this_sequence A005914 A005915 
               A005916
%K A005913 nonn
%O A005913 0,2
%A A005913 N. J. A. Sloane (njas(AT)research.att.com).