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 A181163 #12 Oct 21 2023 11:31:37 %S A181163 3,0,7,3,9,0,7,2,1,8,9,9,9,9,9,9,9,7,7,7,7,6,6,5,5,1,8,3,6,9,7,0,2,4, %T A181163 0,4,4,4,0,8,2,2,6,5,2,8,4,5,1,2,7,1,3,8,3,9,3,3,7,2,2,5,9,3,4,0,9,9, %U A181163 4,0,2,0,2,5,0,5,7,9,8,4,7,4,5,6,4,7,9,0,9,3,7,0,8,3,5,8,3,2,9,9,0,8,1,8,3 %N A181163 Decimal expansion of A169624/8. %C A181163 This real number is close to the prime number 3073907219. %H A181163 G. C. Greubel, <a href="/A181163/b181163.txt">Table of n, a(n) for n = 10..10000</a> %F A181163 Equals exp(Pi*sqrt(58))/8. %e A181163 e^(Pi*sqrt(58))/8 = 3073907218.999999977776655183697024044408226528451271... This is almost the prime 3073907219. %t A181163 E^(Pi Sqrt[58])/8 %t A181163 RealDigits[Exp[Pi*Sqrt[58]]/8, 10, 100][[1]] (* _G. C. Greubel_, Feb 14 2018 *) %o A181163 (PARI) exp(Pi*sqrt(58))/8 \\ _G. C. Greubel_, Feb 14 2018 %o A181163 (Magma) R:= RealField(); Exp(Pi(R)*Sqrt(58))/8; // _G. C. Greubel_, Feb 14 2018 %K A181163 cons,nonn %O A181163 10,1 %A A181163 _Mark A. Thomas_, Oct 07 2010