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 A011411 #18 Jul 08 2025 02:15:34 %S A011411 1,5,2,2,9,2,6,9,9,8,2,1,8,7,5,3,3,9,3,3,8,6,9,6,8,1,9,1,5,2,7,1,9,2, %T A011411 9,9,8,6,2,1,4,1,8,2,0,4,5,7,2,2,1,8,5,7,3,4,3,8,0,6,8,0,7,9,7,7,3,2, %U A011411 1,4,9,4,1,3,8,6,2,1,6,1,5,6,0,1,0,2,3,9,2,5,8,1,6,1,2,0,8,7,9 %N A011411 Decimal expansion of 7th root of 19. %H A011411 Ivan Panchenko, <a href="/A011411/b011411.txt">Table of n, a(n) for n = 1..1000</a> %e A011411 1.52292699821875339338696819... %t A011411 RealDigits[19^(1/7), 10, 100][[1]] (* _Alonso del Arte_, Feb 19 2015 *) %o A011411 (PARI) sqrtn(19, 7) \\ _Michel Marcus_, Feb 20 2015 %o A011411 (Magma) Root(19, 7); // _Vincenzo Librandi_, Feb 20 2015 %K A011411 nonn,cons,easy %O A011411 1,2 %A A011411 _N. J. A. Sloane_