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 A296042 #6 Feb 16 2025 08:33:52 %S A296042 3,0,8,3,3,5,5,1,4,1,8,3,0,6,9,4,4,5,8,0,5,1,1,4,2,5,8,0,0,8,8,1,7,1, %T A296042 9,3,0,6,0,1,4,7,8,4,9,3,3,0,0,2,3,5,3,5,5,4,9,4,8,4,1,4,7,6,5,4,8,3, %U A296042 4,3,1,0,7,0,2,1,4,3,3,8,1,0,0,2,5,7,9,0,6,5,8,1,1,1,5,2,3,7,8,2 %N A296042 Decimal expansion of sqrt(1 + 2*sqrt(2 + 3*sqrt(3 + 4*sqrt(4 + 5*sqrt(5 + 6*sqrt(6 + ...)))))). %C A296042 Decimal expansion of sqrt(1 + sqrt(8 + sqrt(432 + sqrt(1327104 + ... + sqrt(k*A030450(k) + ...))))). %H A296042 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/NestedRadical.html">Nested Radical</a> %e A296042 3.0833551418306944580511425800881719306014784933... %Y A296042 Cf. A030450, A072449, A099876, A099879, A105546, A105817, A239349, A254689, A257574, A257575, A257576, A257577, A257578. %K A296042 nonn,cons %O A296042 1,1 %A A296042 _Ilya Gutkovskiy_, Dec 03 2017