%I A073021
%S A073021 1,1,2,3,5,11,17,29,47,79,127,211,347,563,911,1481,2393,3877,6271,
%T A073021 10151,16427,26591,43019,69623,112643,182279,294923,477209,772139,
%U A073021 1249361,2021501,3270863,5292367,8563237,13855607,22418849,36274471
%N A073021 Apart from initial 0, same as A055498.
%Y A073021 Sequence in context: A059428 A084571 A055498 this_sequence A079370 A014210 
               A014556
%Y A073021 Adjacent sequences: A073018 A073019 A073020 this_sequence A073022 A073023 
               A073024
%K A073021 dead
%O A073021 0,3