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.
%I A257136 #9 Feb 16 2025 08:33:25 %S A257136 2,0,3,4,6,8,6,1,2,3,9,6,8,8,9,8,2,7,9,4,2,9,0,3,5,8,5,9,5,8,1,8,4,1, %T A257136 0,5,5,8,0,3,6,3,4,9,8,0,0,6,5,7,0,7,1,2,3,6,8,4,8,1,7,3,2,8,0,0,8,6, %U A257136 6,4,3,6,5,8,0,3,9,1,5,7,9,5,7,6,5,5,4,7,9,5,5,8,7,7,0,7,0,3,4,1,0,6 %N A257136 Decimal expansion of 2*Pi^6/945. %D A257136 L. J. P. Kilford, Modular Forms: A Classical and Computational Introduction, Imperial College Press, (2008) p. 15. %H A257136 Eric Weisstein's MathWorld, <a href="https://mathworld.wolfram.com/EisensteinSeries.html">Eisenstein Series.</a> %H A257136 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %F A257136 2*Pi^6/945 = 2*zeta(6) = G_6(infinity), where the function G_k(z) is the Eisenstein nonzero modular form of weight k. %e A257136 2.034686123968898279429035859581841055803634980065707123684817328... %t A257136 RealDigits[2*Pi^6/945, 10, 102] // First %o A257136 (PARI) 2*Pi^6/945 \\ _Charles R Greathouse IV_, Oct 01 2022 %Y A257136 Cf. A013664, A092732, A257134. %K A257136 nonn,cons,easy %O A257136 1,1 %A A257136 _Jean-François Alcover_, Apr 16 2015