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 A188340 #15 Sep 28 2022 13:38:04 %S A188340 6,8,1,6,9,0,1,1,3,8,1,6,2,0,9,3,2,8,4,6,2,2,3,2,4,7,3,2,5,4,9,7,1,2, %T A188340 7,5,9,3,1,0,8,0,7,0,8,5,1,9,0,8,7,1,0,2,5,0,4,6,6,5,3,1,1,8,8,2,2,0, %U A188340 6,4,0,4,7,3,1,5,4,6,9,2,9,8,1,9,7,7,2,3,9,4,4,6,7,4,9,3,8,2,8,0 %N A188340 Decimal expansion of 1 - 1/Pi. %C A188340 Variance of the maximum of a size 2 sample from a normal (0,1) distribution. %D A188340 Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 5.16 Extreme value constants, p. 365. %H A188340 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A188340 0.68169011381620932846223247325497127593108070851909... %t A188340 RealDigits[1 - 1/Pi, 10, 100][[1]] %o A188340 (PARI) 1-1/Pi \\ _Charles R Greathouse IV_, Sep 28 2022 %K A188340 nonn,easy,cons %O A188340 0,1 %A A188340 _Harvey P. Dale_, Mar 28 2011 %E A188340 Edited by _T. D. Noe_, Apr 01 2011