login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A303816 Decimal expansion of 2700/17. 1

%I

%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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 18 19:20 EDT 2021. Contains 344001 sequences. (Running on oeis4.)