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 A378486 #5 Nov 29 2024 09:38:58
%S A378486 1,9,4,4,5,5,7,6,0,8,3,9,0,0,5,7,1,1,3,9,0,8,0,0,8,9,3,2,8,9,9,1,3,5,
%T A378486 4,6,4,7,1,1,9,5,0,5,0,7,5,4,8,5,7,0,8,0,2,7,3,0,8,9,8,6,3,0,3,5,8,9,
%U A378486 5,9,6,1,5,4,2,5,0,2,5,5,8,8,6,7,0,4,9,7,6,3,2,5,6,6,2,9,7,7,3,5
%N A378486 Decimal expansion of Product_{p prime} (1 + 1/p^(6/5) + 1/p^(7/5) + 1/p^(8/5) + 1/p^(9/5)).
%D A378486 Steven R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, 2003, Section 2.6.1, p. 114.
%e A378486 19.445576083900571139080089328991354647119505075485...
%o A378486 (PARI) prodeulerrat(1 + 1/p^6 + 1/p^7 + 1/p^8 + 1/p^9, 1/5)
%Y A378486 Cf. A090699, A362974, A362975, A362976, A378485, A378487.
%K A378486 nonn,cons
%O A378486 2,2
%A A378486 _Stefano Spezia_, Nov 28 2024