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Number of tilings of a 10 X n rectangle using integer-sided square tiles of area > 1.
2

%I #11 Sep 05 2021 22:00:03

%S 1,0,1,0,8,1,40,2,160,17,796,104,3722,480,17398,2687,82803,13994,

%T 391543,71546,1856274,370012,8811898,1887331,41818642,9587496,

%U 198572128,48548770,943058746,244715696,4479189932,1229654538,21277462741,6160387914,101081540520

%N Number of tilings of a 10 X n rectangle using integer-sided square tiles of area > 1.

%H Alois P. Heinz, <a href="/A226374/b226374.txt">Table of n, a(n) for n = 0..1000</a>

%H Alois P. Heinz, <a href="/A226374/a226374.txt">G.f. and Maple program for A226374</a>

%F See link for g.f.

%e a(7) = 2:

%e ._._._._._._._. ._._._._._._._.

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%p # see link for Maple program.

%Y Column k=10 of A226206.

%K nonn,easy

%O 0,5

%A _Alois P. Heinz_, Jun 05 2013