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 A381656 #7 Mar 18 2025 21:22:17 %S A381656 0,3,2,3,0,9,0,2,8,9,9,1,6,6,9,8,8,1,6,9,8,4,0,6,4,9,1,6,8,0,1,9,5,4, %T A381656 1,5,6,3,3,1,0,3,0,8,2,3,6,1,0,5,6,1,6,7,1,0,2,4,4,9,1,7,7,5,1,0,7,6, %U A381656 3,3,7,8,2,0,4,5,3,2,0,2,9,4,3,6,0,1,4,3,4,7,1,9,0,4,9,7,4,4,9,9,4,5,4,9,0,0,2 %N A381656 Decimal expansion of the multiple zeta value (Euler sum) zetamult(3,2,1). %F A381656 Equals -203*zeta(6)/48 + 3*zeta(3)^2. %e A381656 0.0323090289916698816984064916802... %t A381656 RealDigits[-203 Zeta[6]/48 + 3 Zeta[3]^2, 10, 106][[1]] %o A381656 (PARI) zetamult([3,2,1]) %Y A381656 Cf. A381651, A381652, A381653, A381654, A381655, A381657 %K A381656 nonn,cons %O A381656 0,2 %A A381656 _Artur Jasinski_, Mar 11 2025