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 A066430 #15 Dec 19 2024 13:21:05
%S A066430 0,64,512,4096,32768,262144,2097152,0,5077565,73741824,15579352,
%T A066430 352387072,769038655,195124224,1009588832,0,4384458125,2836131328,
%U A066430 9009163584,7006846976,33653509289,41376995328,17808619293,26138902528,11605068943,200037316608,161669290688
%N A066430 a(n) = 8^n mod n^8.
%H A066430 Harry J. Smith, <a href="/A066430/b066430.txt">Table of n, a(n) for n = 1..500</a>
%t A066430 Table[ Mod[ 8^n, n^8], {n, 1, 30} ]
%o A066430 (Sage) [power_mod(8,n,n^8)for n in range(1,24)] # _Zerinvary Lajos_, Nov 28 2009
%o A066430 (PARI) a(n) = { lift(Mod(8, n^8)^n) } \\ _Harry J. Smith_, Feb 13 2010
%Y A066430 Cf. A066606.
%K A066430 nonn
%O A066430 1,2
%A A066430 _Robert G. Wilson v_, Dec 27 2001