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 A347074 #5 Feb 16 2025 08:34:02 %S A347074 1,7,6,1,7,0,3,0,1,0,2,5,4,5,3,6,9,8,9,9,0,8,1,7,7,1,3,6,6,3,7,1,8,2, %T A347074 1,0,2,1,4,6,9,5,5,1,6,1,6,6,4,6,0,7,1,7,4,2,1,6,0,6,5,7,2,5,7,0,7,9, %U A347074 2,3,7,8,4,5,7,1,0,8,4,7,4,7,4,3,6,3,6,5,0,7,3,9,7,2,4,8,0,1,1,5,8,4,3,5,7,0,6,6,2,2 %N A347074 Decimal expansion of sqrt(1 + sqrt(2 + sqrt(3 + sqrt(5 + sqrt(7 + ... + sqrt(prime(k) + ...)))))). %H A347074 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/NestedRadical.html">Nested Radical</a> %e A347074 1.761703010254536989908177136637182102146955... %Y A347074 Cf. A008578, A072449, A105546, A239349. %K A347074 nonn,cons %O A347074 1,2 %A A347074 _Ilya Gutkovskiy_, Aug 15 2021