%I A048136
%S A048136 11,22,23,25,29,31,33,41,43,44,46,47,49,50,53,55,58,59,61,62,66,67,
%T A048136 69,71,75,77,79,82,83,86,87,88,89,92,93,94,98,99,100,101,103,106,
%U A048136 107,110,113,115,116,118,121,122,123,124,125,127,129,131,132,134
%N A048136 Tomahawk-nonconstructible n-gons.
%D A048136 Andrew M. Gleason, Angle Trisection, the Heptagon and the Triskaidecagon. 
               American Mathematical Monthly 95 (1988) 185 - 194.
%F A048136 A122255(a(n)) = 0: complement of A122254. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Aug 29 2006
%Y A048136 Cf. A005109, A048136.
%Y A048136 Sequence in context: A139337 A040110 A140452 this_sequence A166713 A095779 
               A062055
%Y A048136 Adjacent sequences: A048133 A048134 A048135 this_sequence A048137 A048138 
               A048139
%K A048136 nonn
%O A048136 1,1
%A A048136 David W. Wilson (davidwwilson(AT)comcast.net)