%I #24 Dec 22 2019 19:12:28
%S 1,5,8,8,2,3,5,2,9,4,1,1,7,6,4,7,0,5,8,8,2,3,5,2,9,4,1,1,7,6,4,7,0,5,
%T 8,8,2,3,5,2,9,4,1,1,7,6,4,7,0,5,8,8,2,3,5,2,9,4,1,1,7,6,4,7,0,5,8,8,
%U 2,3,5,2,9,4,1,1,7,6,4,7,0,5,8,8,2,3,5,2,9,4,1,1,7,6,4,7,0,5,8,8,2,3,5,2,9
%N Decimal expansion of 2700/17.
%C Decimal expansion of the internal angle of the regular heptadecagon (in degrees).
%C Period 16. - _Jianing Song_, Jun 22 2018
%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Heptadecagon">Heptadecagon</a>
%F Equals 180*15/17 = 158 + (14/17) = 180 - A303817.
%F From _Chai Wah Wu_, Dec 20 2019: (Start)
%F a(n) = a(n-1) - a(n-8) + a(n-9) for n > 12.
%F G.f.: x^3*(x^9 - 8*x^8 + 3*x^7 - 2*x^6 - x^5 + 6*x^4 - 3*x^2 - 4*x - 1)/((x - 1)*(x^8 + 1)). (End)
%e 158.82352941176470588235294117647058823529411764705882352941176470...
%Y Essentially the same as A007450. Cf. A019434, A210644, A210649, A303817.
%K nonn,cons,easy
%O 3,2
%A _Omar E. Pol_, Jun 13 2018