%I #14 Apr 01 2017 20:06:05
%S 1024,4100,19648,103508,580664,3419648,20984924,133538996,877751236,
%T 5937279840,41180193352,291859775552,2106967145904,15448890481568,
%U 114765555945488,861942483797204,6533144250310688,49899718750389380,383593821097441412,2964842429047018248
%N Number of ways to place 7n nonattacking kings on a 14 X 2n cylindrical chessboard.
%C This cylinder is horizontal: a chessboard where it is supposed that rows 1 and 2n are in contact (number of columns = 14, number of rows = 2n).
%H V. Kotesovec, <a href="https://oeis.org/wiki/User:Vaclav_Kotesovec">Number of ways of placing non-attacking queens, kings, bishops and knights</a>
%H Vaclav Kotesovec, <a href="/A195004/a195004.txt">G.f., recurrence and explicit formula</a>
%Y Cf. A174155, A194644, A194645, A194646, A194647, A194648, A137432, A195595.
%K nonn
%O 1,1
%A _Vaclav Kotesovec_, Sep 07 2011
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