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%I #8 Feb 06 2017 12:33:28
%S 1,13,4287,940916,204383373,44538604036,9756894398324,
%T 2133436326533143,466326405037190729,101965922336345576219,
%U 22294594753523459270694,4874505512330163994345181,1065778806957316983452583926,233025803338941141247495062594
%N Number of tilings of an 8 X n rectangle using monominoes and trominoes of any shape.
%H Alois P. Heinz, <a href="/A270068/b270068.txt">Table of n, a(n) for n = 0..430</a>
%H Wikipedia, <a href="https://en.wikipedia.org/wiki/Tromino">Tromino</a>
%Y Column k=8 of A270061.
%K nonn
%O 0,2
%A _Alois P. Heinz_, Mar 09 2016
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