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 A195780 #9 Nov 21 2024 08:02:54 %S A195780 1,4,3,3,4,7,5,6,8,9,0,5,3,6,5,3,5,7,5,9,5,0,7,4,2,8,0,1,5,6,6,1,8,3, %T A195780 2,6,0,9,8,9,3,9,2,1,3,1,3,3,4,6,4,3,2,8,4,4,6,8,8,8,8,5,8,0,6,4,9,2, %U A195780 8,0,9,5,9,2,6,9,5,6,2,9,3,2,1,4,2,3,6,7,3,4,7,6,1,9,0,2,7,9,5,1 %N A195780 Decimal expansion of arccsc(7). %H A195780 <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a> %e A195780 arccsc(7)=0.1433475689053653575950742801566183260... %t A195780 (See A195777.) %t A195780 RealDigits[ArcCsc[7],10,120][[1]] (* _Harvey P. Dale_, Nov 28 2021 *) %o A195780 (PARI) asin(1/7) \\ _Charles R Greathouse IV_, Nov 21 2024 %Y A195780 Cf. A195777. %K A195780 nonn,cons %O A195780 0,2 %A A195780 _Clark Kimberling_, Sep 24 2011