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%I #5 Nov 21 2013 12:49:33
%S 1,26,169,8788,28561,742586,4826809,501988136,815730721,21208998746,
%T 137858491849,7168641576148,23298085122481,605750213184506,
%U 3937376385699289,818974288225452112,665416609183179841
%N Denominator of Euler(n, 1/13).
%t Denominator[EulerE[Range[0,20],1/13]] (* _Harvey P. Dale_, Oct 22 2011 *)
%Y For numerators see A156338.
%K nonn,frac
%O 0,2
%A _N. J. A. Sloane_, Nov 07 2009