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Number of tilings of a 3 X 5 X n box using 5n bricks of shape 3 X 1 X 1.
3

%I #4 May 23 2016 10:27:37

%S 1,4,16,320,4430,40872,463106,5675188,63422950,710698093,8200538232,

%T 93691594514,1063586983374,12137123569004,138570852491100,

%U 1579149122960061,18003479738145524,205351456145093852,2341614891431192875,26699543185422994944,304468247045695911612

%N Number of tilings of a 3 X 5 X n box using 5n bricks of shape 3 X 1 X 1.

%H Alois P. Heinz, <a href="/A273474/b273474.txt">Table of n, a(n) for n = 0..946</a>

%Y Cf. A233289, A237355.

%K nonn

%O 0,2

%A _Alois P. Heinz_, May 23 2016