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 A181425 #12 Jun 28 2025 22:11:53 %S A181425 3,1,3,6,1,8,9,9,9,7,8,2,1,7,8,0,5,8,3,9,5,6,9,1,1,4,9,2,6,5,2,1,0,8, %T A181425 9,5,3,0,9,5,5,1,3,4,1,8,5,8,5,2,5,8,0,4,4,6,6,2,0,7,6,0,3,8,0,2,9,6, %U A181425 7,6,3,4,1,7,9,5,2,9,7,7,3,2,1,6,4,6,6,8,0,6,3,9,9,3,4,3,3,7,8,2,1,3,3,4,2 %N A181425 Decimal expansion of e^(Pi*sqrt(22))/8. %C A181425 This real number is close to the prime number 313619. %F A181425 e^(Pi*sqrt(22))/8. %e A181425 e^(Pi*sqrt(22))/8 = 313618.99978217805839569114926521089530955134185852580... %e A181425 This is almost the prime 313619. %t A181425 RealDigits[E^(Pi Sqrt[22])/8,10,120][[1]] (* _Harvey P. Dale_, Apr 22 2018 *) %o A181425 (PARI) exp(Pi*sqrt(22))/8 \\ _Charles R Greathouse IV_, Mar 26 2012 %K A181425 cons,nonn %O A181425 6,1 %A A181425 _Mark A. Thomas_, Oct 18 2010 %E A181425 Prior Mathematica program replaced by _Harvey P. Dale_, Apr 22 2018