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 A185659 #6 Jul 02 2017 12:19:03 %S A185659 17,499,13679,221489,712289,7648813,604578017,7868766709 %N A185659 Final prime of first member of A019518 that is divisible by 11^n. %e A185659 2357111317 is divisible by 11, and concatenation through 499 is required for divisibility by 11^2. %Y A185659 Cf. A183194, A185656, and following entries. %K A185659 nonn,base,more %O A185659 1,1 %A A185659 _James G. Merickel_, Feb 01 2011