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 A080808 #11 Jan 30 2025 11:22:00 %S A080808 4,49,4096,3748096,4932784804069376, %T A080808 44934932784038660743085694310776796224 %N A080808 a(1) = 4, a(n)= smallest n-th power obtained by inserting digits anywhere in a(n-1). %C A080808 a(7) > 10^49. A simple heuristic argument suggests that a(7) has > .999 probability of having between 88 and 99 digits. - _David Wasserman_, Dec 28 2007 %F A080808 a(n) = A097661(n)^n. %Y A080808 Cf. A080514, A080515, A080516, A080807, A080809, A080810, A080811, A080812, A097661. %K A080808 base,more,nonn %O A080808 1,1 %A A080808 _Amarnath Murthy_, Mar 22 2003 %E A080808 More terms from _Ray G. Opao_, Sep 20 2004