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 A218492 #14 Mar 04 2018 16:09:40
%S A218492 2,1,6,12,420,27720,12252240,2329089562800,442720643463713815200,
%T A218492 410555180440430163438262940577600,
%U A218492 10514768575588513054648621420819083891762891880353600,337293588832926264639465766794841407432394382785157234228847021917234018060677390066992000
%N A218492 a(n) = lcm(1,...,L(n)), where L(n) = n-th Lucas number.
%H A218492 Vincenzo Librandi, <a href="/A218492/b218492.txt">Table of n, a(n) for n = 0..16</a>
%t A218492 Table[Apply[LCM, Range[LucasL[k]]], {k, 0, 10}]
%Y A218492 Cf. A000032, A180402, A062954, A035105.
%K A218492 nonn
%O A218492 0,1
%A A218492 _Vaclav Kotesovec_, Oct 30 2012