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 A014964 #31 Apr 01 2018 18:12:02
%S A014964 1,2,12,8,80,96,448,128,2304,2560,11264,6144,53248,57344,245760,32768,
%T A014964 1114112,1179648,4980736,2621440,22020096,23068672,96468992,25165824,
%U A014964 419430400,436207616,1811939328
%N A014964 a(n) = lcm(n, 2^(n-1)).
%H A014964 Harvey P. Dale, <a href="/A014964/b014964.txt">Table of n, a(n) for n = 1..1000</a>
%H A014964 <a href="/index/Lc#lcm">Index entries for sequences related to lcm's</a>
%F A014964 a(n) = n * A084623(n). - _Paul Curtz_, May 21 2016.
%t A014964 Table[LCM[n,2^(n-1)],{n,30}] (* _Harvey P. Dale_, Jun 03 2012 *)
%Y A014964 Cf. A000027, A084623.
%K A014964 nonn
%O A014964 1,2
%A A014964 _N. J. A. Sloane_