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 A011424 #18 Dec 27 2021 22:05:41 %S A011424 1,1,5,8,6,1,1,0,8,7,0,1,8,4,6,3,1,5,3,6,7,3,1,7,1,6,5,3,7,4,0,9,3,0, %T A011424 0,6,3,6,0,1,2,9,6,3,8,6,5,7,1,8,2,7,9,9,9,1,3,4,8,8,9,6,1,8,2,7,3,7, %U A011424 8,7,0,1,9,3,2,3,9,3,5,5,3,2,8,2,0,7,1,2,4,4,5,2,1,7,2,3,9,8,3 %N A011424 Decimal expansion of 20th root of 19. %H A011424 Ivan Panchenko, <a href="/A011424/b011424.txt">Table of n, a(n) for n = 1..1000</a> %t A011424 RealDigits[N[19^(1/20),200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Jan 26 2012 *) %o A011424 (PARI) sqrtn(19,20) \\ _Charles R Greathouse IV_, Apr 15 2014 %K A011424 nonn,cons %O A011424 1,3 %A A011424 _N. J. A. Sloane_ %E A011424 Last digit corrected by _Ivan Panchenko_, Sep 06 2014