cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A346571 Decimal expansion of 2 - 305 * Pi^5 / 93312.

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%I A346571 #28 Aug 05 2024 13:47:28
%S A346571 9,9,9,7,4,2,7,5,6,9,9,2,5,5,3,5,4,8,8,9,9,0,0,4,4,1,9,9,7,5,4,8,1,6,
%T A346571 1,0,3,3,4,2,3,6,5,8,7,7,7,4,7,4,6,3,1,2,1,6,9,7,6,1,7,0,9,9,1,6,1,7,
%U A346571 7,2,0,5,4,9,6,0,5,3,2,6,7,8,7,3,7,5,7
%N A346571 Decimal expansion of 2 - 305 * Pi^5 / 93312.
%D A346571 L. B. W. Jolley, Summation of Series, Dover, 1961, Eq. (316).
%H A346571 Michael I. Shamos, <a href="https://citeseerx.ist.psu.edu/pdf/ae33a269baba5e8b1038e719fb3209e8a00abec5">Shamos's catalog of the real numbers</a> (2011).
%H A346571 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>.
%F A346571 Equals 2 + 5 * 61 * Pi^5 / (2^7 * 3^6).
%F A346571 Equals 1 + Sum_{k>=1} ( ((-1)^k/(6*k-1)^5 - (-1)^k/(6*k+1)^5) ).
%e A346571 0.99974275699255354889900441997548161...
%t A346571 RealDigits[2 - 305 * Pi^5 / 93312, 10, 120][[1]] (* _Amiram Eldar_, Jun 21 2023 *)
%o A346571 (PARI) 2-305*Pi^5/93312 \\ _Charles R Greathouse IV_, Sep 28 2022
%Y A346571 Cf. A092731, A346573, A346572, A346570.
%K A346571 nonn,cons
%O A346571 0,1
%A A346571 _Sean A. Irvine_, Jul 23 2021