login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A249601 Decimal expansion of 1/phi + 1/phi^3 + 1/phi^5 + 1/phi^7, where phi is the Golden Ratio. 1

%I #11 Apr 17 2023 17:48:00

%S 9,7,8,7,1,3,7,6,3,7,4,7,7,9,1,8,1,2,2,9,6,3,2,3,5,2,1,6,7,8,4,0,0,4,

%T 7,2,1,2,6,4,9,2,7,7,5,9,2,1,0,2,0,1,0,4,8,4,4,4,2,1,0,7,6,8,1,0,4,6,

%U 9,7,1,9,1,9,6,9,5,1,4,4,3,8,5,1,3,5,1,2,8,7,9,7,7,2

%N Decimal expansion of 1/phi + 1/phi^3 + 1/phi^5 + 1/phi^7, where phi is the Golden Ratio.

%C 1/phi + 1/phi^3 + 1/phi^5 + 1/phi^7 + 1/phi^9 + ... = 1.

%D David Snook, Email, Mar 31 2009

%p 3*(7*sqrt(5)-15)/2 ; evalf(%) ; # _R. J. Mathar_, Nov 14 2014

%t RealDigits[Total[1/GoldenRatio^{1,3,5,7}],10,120][[1]] (* _Harvey P. Dale_, Apr 17 2023 *)

%Y Cf. A094214, A249600.

%K nonn,cons

%O 0,1

%A _N. J. A. Sloane_, Nov 02 2014

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 25 22:58 EDT 2024. Contains 375454 sequences. (Running on oeis4.)