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 A347184 #5 Feb 16 2025 08:34:02 %S A347184 2,4,2,5,1,2,2,9,1,5,7,0,8,2,9,1,4,8,3,4,6,2,3,8,8,1,4,5,3,5,3,7,3,3, %T A347184 8,9,3,5,0,3,6,8,5,0,1,9,3,0,9,5,5,1,8,4,3,6,9,4,1,2,0,7,4,2,7,0,6,5, %U A347184 0,3,9,4,8,1,4,0,4,4,1,4,8,6,6,4,0,8,7,9,2,4,6,3,7,8,6,1,4,9,6,9,2,9,6,7,3,5,8,3,1,5 %N A347184 Decimal expansion of sqrt(3 + sqrt(5 + sqrt(7 + sqrt(11 + sqrt(13 + ...))))), continued square root map applied to twin primes. %H A347184 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/NestedRadical.html">Nested Radical</a> %e A347184 2.4251229157082914834623881453537338935036850193095518... %Y A347184 Cf. A001097, A105546, A239349. %K A347184 nonn,cons %O A347184 1,1 %A A347184 _Ilya Gutkovskiy_, Aug 21 2021