%I A131734
%S A131734 0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
               1,0,1,0,1,
%T A131734 0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,
               1,0,1,0,
%U A131734 1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,0,1,
               0,1,0,1,0
%V A131734 0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,
               0,1,0,-1,0,1,0,1,
%W A131734 0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,
               0,1,0,1,0,-1,0,
%X A131734 1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,1,0,-1,0,1,0,
               1,0,-1,0,1,0,1,0
%N A131734 Hexaperiodic 0, 1, 0, 1, 0, -1 .
%F A131734 a(n)=(1/45)*{-7*(n mod 6)+8*[(n+1) mod 6]+8*[(n+2) mod 6]-7*[(n+3) mod 
               6]+8*[(n+4) mod 6]-7*[(n+5) mod 6]}, with n>=0 - Paolo P. Lava (ppl(AT)spl.at), 
               Oct 02 2007
%Y A131734 Sequence in context: A061265 A125122 A000035 this_sequence A134452 A071029 
               A071030
%Y A131734 Adjacent sequences: A131731 A131732 A131733 this_sequence A131735 A131736 
               A131737
%K A131734 sign
%O A131734 0,1
%A A131734 Paul Curtz (bpcrtz(AT)free.fr), Sep 19 2007