%I #9 Mar 30 2012 17:28:41
%S 1,1,2,5,12,35,104,343,1050,3070,6620,23449,38669,109104,279583,
%T 546893,827035,3057332,3381124,12126683,21921192,37008138,53327764,
%U 220908809,271293803
%N Number of polyominoes with n cells that tile the plane.
%D Glenn C. Rhoads (rhoads(AT)paul.rutgers.edu), rec.puzzles, Feb 17 2000.
%H Joseph Myers, <a href="http://www.polyomino.org.uk/mathematics/polyform-tiling/">Polyomino tiling</a>
%Y Cf. A000105, A054360.
%K nonn,hard
%O 1,3
%A Joe Keane (jgk(AT)jgk.org)
%E Corrected and extended by _Joseph Myers_, May 05 2002
%E More terms from _Joseph Myers_, Nov 04 2003
%E a(24) and a(25) from _Joseph Myers_, Nov 17 2010