Search: id:A106704
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%I A106704
%S A106704 5,6,5,5,5,5,4,5,5,6,5,6,5,6,5,6,5,6,5,5,5,5,4,5,5,6,5,5,5,5,4,5,5,6,5,
%T A106704 5,5,5,4,5,5,6,5,5,5,5,4,5,4,5,4,5,4,5,4,5,5,6,5,5,5,5,4,5,5,6,5,5,5,5,
%U A106704 4,5,5,6,5,6,5,6,5,6,5,6,5,5,5,5,4,5,5,6,5,6,5,6,5,6,5,6,5,5,5,5,4,5,5
%N A106704 6-symbol substitution from S[n] Coxeter diagram with n=4.
%C A106704 Characteristic Polynomial n=4: x6-14*x4+56*x2-64 These Coxter diagrams 
               behave very much like odd even blocks or branches.
%D A106704 S[n] substitutions of the Coxeter diagram from the McMullen article.
%D A106704 Curtis McMullen, Prym varieties and Teichmueller curves, May 04, 2005
%F A106704 1->{5, 6}, 2->{5}*n, 3->{4, 5}, 4->{3}*n, 5->{1, 2, 3}, 6->{1}*n
%t A106704 n0=6; n=4; s[1] = {5, 6};s[2] = Table[If[i <= n, 5, {}], {i, 1, n0}]; 
               s[3] = {4, 5}; s[4] = Table[If[i <= n, 3, {}], {i, 1, n0}]; s[5] 
               = {1, 2, 3}; s[6] = Table[If[i <= n, 1, {}], {i, 1, n0}]; t[a_] := 
               Flatten[s /@ a]; p[0] = {1}; p[1] = t[p[0]]; p[n_] := t[p[n - 1]] 
               aa = p[5]
%Y A106704 Sequence in context: A011004 A071629 A087496 this_sequence A127205 A006944 
               A010717
%Y A106704 Adjacent sequences: A106701 A106702 A106703 this_sequence A106705 A106706 
               A106707
%K A106704 nonn,uned
%O A106704 0,1
%A A106704 Roger L. Bagula (rlbagulatftn(AT)yahoo.com), May 09 2005

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