%I A022403
%S A022403 3,3,7,11,19,31,51,83,135,219,355,575,931,1507,2439,3947,
%T A022403 6387,10335,16723,27059,43783,70843,114627,185471,300099,
%U A022403 485571,785671,1271243,2056915,3328159,5385075,8713235
%N A022403 a(n)=a(n-1)+a(n-2)+1.
%Y A022403 Sequence in context: A013915 A136445 A052989 this_sequence A082550 A036056 
               A161815
%Y A022403 Adjacent sequences: A022400 A022401 A022402 this_sequence A022404 A022405 
               A022406
%K A022403 nonn
%O A022403 0,1
%A A022403 N. J. A. Sloane (njas(AT)research.att.com).