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 A072097 #25 Sep 07 2024 15:44:16 %S A072097 5,7,2,9,5,7,7,9,5,1,3,0,8,2,3,2,0,8,7,6,7,9,8,1,5,4,8,1,4,1,0,5,1,7, %T A072097 0,3,3,2,4,0,5,4,7,2,4,6,6,5,6,4,3,2,1,5,4,9,1,6,0,2,4,3,8,6,1,2,0,2, %U A072097 8,4,7,1,4,8,3,2,1,5,5,2,6,3,2,4,4,0,9,6,8,9,9,5,8,5,1,1,1,0,9,4,4,1,8,6,2 %N A072097 Decimal expansion of 180/Pi. %C A072097 1 radian = 180/Pi degrees (57 degrees 17' 44.806247096355156..."). For the reciprocal conversion factor, see A019685. %C A072097 With offset 1, decimal expansion of 18/Pi, the radius of a sphere (or ball) whose volume equals the surface area of the circumscribed cube. - _Omar E. Pol_, Dec 25 2013 %D A072097 David Wells, The Penguin Dictionary of Curious and Interesting Numbers. Penguin Books, NY, 1986, Revised edition 1987. See p. 127. %H A072097 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>. %e A072097 57.2957795130823208767981548... %t A072097 RealDigits[N[180/Pi,6! ]] (* _Vladimir Joseph Stephan Orlovsky_, Dec 02 2009 *) %o A072097 (PARI) 180/Pi \\ _Michel Marcus_, Jan 14 2015 %Y A072097 Related conversion factors: A019685 (1 degree = Pi/180 radians), A217572 (radians to arcseconds), A337493 (radians to arcminutes). %K A072097 cons,nonn %O A072097 2,1 %A A072097 _Rick L. Shepherd_, Jun 15 2002