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 A174154 #21 Aug 30 2024 13:06:36 %S A174154 1,448,30319,976640,21137959,357365350,5109144543,64737165162, %T A174154 749160010737,8080813574550,82425144219429,803491953235264, %U A174154 7545414941610145,68680800264413920,608889093898882615,5278006575696293456,44873569636443901967,375159494582050088590,3090799708762482416287 %N A174154 Number of ways to place 6n nonattacking kings on a 12 x 2n chessboard. %H A174154 Ray Chandler, <a href="/A174154/b174154.txt">Table of n, a(n) for n = 0..1172</a> %H A174154 Vaclav Kotesovec, <a href="https://oeis.org/wiki/User:Vaclav_Kotesovec">Number of ways of placing non-attacking queens and kings on boards of various sizes</a> %H A174154 Vaclav Kotesovec, <a href="/A174154/a174154.txt">G.f.</a> %H A174154 <a href="/index/Rec#order_75">Index entries for linear recurrences with constant coefficients</a>, order 75. %Y A174154 Column k=6 of A350819. %Y A174154 Cf. A061594, A061593, A018807, A173782, A173783. %K A174154 nonn %O A174154 0,2 %A A174154 _Vaclav Kotesovec_, Mar 10 2010 %E A174154 More terms from _Jinyuan Wang_, Feb 26 2020 %E A174154 a(0)=1 prepended by _Andrew Howroyd_, Mar 26 2023