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A059573 Polyotessamino numbers T(n,k) (1<=k<=n): take all the polyominoes with n cells (including those with holes but excluding rotations and reflections); fill them as completely as possible with rectangular 1 X k tiles; T(n,k) is number of ways of doing this. 1

%I #9 May 28 2019 11:11:04

%S 1,1,1,2,4,1,5,8,4,1,12,34,18,4,1,35,85,61,22,5,1

%N Polyotessamino numbers T(n,k) (1<=k<=n): take all the polyominoes with n cells (including those with holes but excluding rotations and reflections); fill them as completely as possible with rectangular 1 X k tiles; T(n,k) is number of ways of doing this.

%C Warning: This appears to be an erroneous version of A308437. - _R. J. Mathar_, May 27 2019

%H Fabian Rothelius, <a href="http://w1.875.telia.com/~u87509703/mathez/polyotessaminoes/polyotessaminonumbers.html">The polyotessamino numbers</a> [broken link?]

%F T(n,1) = A000105(n).

%e 1;

%e 1,1;

%e 2,4,1;

%e 5,8,4,1;

%e 12,34,18,4,1;

%e 35,85,61,22,5,1; ...

%Y Cf. A000105.

%K nonn,tabl

%O 1,4

%A _Fabian Rothelius_, Jan 22 2001

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