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 A182997 #22 Feb 09 2019 12:45:46 %S A182997 4,7,7,1,3,4,5,1,5,9,2,3,6,9,4,2,2,5,8,8,8,8,8,9,8,3,3,3,7,7,3,6,4,5, %T A182997 0,2,3,4,6,1,2,5,3,7,8,9,8,3,4,0,6,6,8,8,1,2,0,1,4,2,1,4,8,4,1,7,4,8, %U A182997 3,6,7,7,3,1,0,9,3,3,5,7,8,8,3,4,8,8,4,6,8,4,3,1,0,2,2,2,1,2,0 %N A182997 Decimal expansion of c/(2*Pi), where c = 299792458 (exactly) is the speed of light in vacuum (m/s). %C A182997 Decimal expansion of 149896229/Pi. %F A182997 Equals A003678 / A019692 = A003678 * A086201. - _Omar E. Pol_, Mar 18 2018 %e A182997 47713451.592369422588888983337736450234612537898340668812014... %e A182997 If the circumference of a circle is equal to 299792458 meters then the radius is equal to 47713451.59... meters. %t A182997 RealDigits[299792458/(2Pi),10,120][[1]] (* _Harvey P. Dale_, Feb 09 2019 *) %o A182997 (PARI) x=299792458/(2*Pi)/10^7; for(k=1, 100, my(d=floor(x)); x=(x-d)*10; print1(d, ", ")) \\ _Felix Fröhlich_, Mar 31 2018 %Y A182997 Cf. A000796, A003678, A019692, A086201, A132997, A167526. %K A182997 cons,nonn %O A182997 8,1 %A A182997 _Omar E. Pol_, Dec 17 2010 %E A182997 Edited by _N. J. A. Sloane_, Dec 18 2010