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 A136511 #8 Jan 28 2013 05:37:19 %S A136511 1,4,27,16,125,216,343,64,729,1000,161051,1728,28561,2744,3375,256, %T A136511 4913,5832,47045881,8000,85766121,5153632,12167,13824,9765625, %U A136511 11881376,729,21952,24389,27000,29791,1024,35937,39304,1838265625,46656 %N A136511 Smallest power of n containing it in binary representation. %C A136511 a(n) = n^A136510(n). %C A136511 Essentially the same as A094543. [From _R. J. Mathar_, Oct 28 2008] %e A136511 n=='1100' is contained in a(12)=12^A136510(12)=12^3=1728=='11011000000', but not in '10010000'==144=12^2. %K A136511 nonn,base %O A136511 1,2 %A A136511 _Reinhard Zumkeller_, Jan 03 2008