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 A381652 #10 Apr 01 2025 08:23:10 %S A381652 6,1,8,3,4,9,5,6,0,5,7,1,2,6,9,3,0,7,8,9,5,6,3,9,2,6,0,8,5,1,8,6,4,8, %T A381652 9,8,2,6,3,5,0,8,6,9,5,1,1,2,1,9,5,1,5,5,1,3,4,4,7,7,1,2,2,3,9,5,0,6, %U A381652 3,9,5,7,5,2,3,5,1,3,3,0,9,9,3,6,4,3,9,2,4,1,4,4,3,4,5,7,6,5,4,6,0,4,0,8,0 %N A381652 Decimal expansion of the multiple zeta value (Euler sum) zetamult(2,1,3). %H A381652 <a href="/wiki/Index_to_constants#Start_of_section_M">Index to constants which are multiple zeta values</a> (2,1,3) %F A381652 Equals zeta(3)^2 - 13*zeta(6)/16. %e A381652 0.618349560571269307895639260851864... %t A381652 RealDigits[Zeta[3]^2 - 13 Zeta[6]/16, 10, 105][[1]] %o A381652 (PARI) zetamult([2,1,3]) %Y A381652 Cf. A381651, A381653. %K A381652 nonn,cons %O A381652 0,1 %A A381652 _Artur Jasinski_, Mar 03 2025