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 A250489 #8 Jun 08 2018 21:34:55 %S A250489 1,55,354224848179261915075 %N A250489 a(n) = Fibonacci(10^n). %C A250489 The next term has 209 digits. - _Harvey P. Dale_, May 28 2018 %H A250489 Alois P. Heinz, <a href="/A250489/b250489.txt">Table of n, a(n) for n = 0..3</a> %F A250489 a(n) = A000045(10^n). %p A250489 a:= n-> (<<0|1>, <1|1>>^(10^n))[1, 2]: %p A250489 seq(a(n), n=0..3); %Y A250489 Row n=10 of A250486. %Y A250489 Cf. A000045. %K A250489 nonn %O A250489 0,2 %A A250489 _Alois P. Heinz_, Nov 24 2014