%I A093819
%S A093819 1,1,2,1,4,2,6,2,6,4,10,1,12,6,8,4,16,6,18,2,12,10,22,4,20,12,18,3,28,
               8,
%T A093819 30,8,20,16,24,3,36,18,24,8,40,12,42,5,24,22,46,8,42,20,32,6,52,18,40,
%U A093819 12,36,28,58,4,60,30,36,16,48,20,66,8,44,24,70,12,72,36,40,9,60,24
%N A093819 Algebraic degree of Sin[2Pi/n].
%H A093819 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               TrigonometryAngles.html">Trigonometry Angles</a>
%Y A093819 Cf. A055035.
%Y A093819 Sequence in context: A082729 A076686 A114810 this_sequence A089929 A131888 
               A109170
%Y A093819 Adjacent sequences: A093816 A093817 A093818 this_sequence A093820 A093821 
               A093822
%K A093819 nonn
%O A093819 1,3
%A A093819 Eric Weisstein (eric(AT)weisstein.com), Apr 16, 2004