login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A126139 Number of non-rectangular polyominoes with n cells that tile a rectangle with congruent copies. 3

%I #3 Mar 30 2012 18:39:49

%S 0,0,1,2,3,8,5,11,39

%N Number of non-rectangular polyominoes with n cells that tile a rectangle with congruent copies.

%D S. W. Golomb, Polyominoes, second edition, Chapter 8, pp. 97-110, Princeton University Press, 1994.

%H M. Reid, <a href="http://www.math.ucf.edu/~reid/Polyomino/rectifiable.html">Rectifiable polyomino page</a>.

%F a(n) = A126138(n) - A038548(n).

%Y Cf. A126138, A126140, A126141.

%K hard,more,nonn

%O 1,4

%A _William Rex Marshall_, Dec 19 2006, Feb 15 2007

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 16:34 EDT 2024. Contains 371961 sequences. (Running on oeis4.)