%I A006758 M4114
%S A006758 0,0,1,6,17,59,195,703,2499,9188,33890,126758,476269,1802311,6849776,26152417,
               100203193
%N A006758 Number of one-sided polyominoes with n cells.
%D A006758 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A006758 W. F. Lunnon, Counting multidimensional polyominoes. Computer Journal 
               18 (1975), no. 4, pp. 366-367.
%Y A006758 A000988 (= a(n) + 1) is another version.
%Y A006758 Sequence in context: A010330 A109311 A151350 this_sequence A123189 A047156 
               A154494
%Y A006758 Adjacent sequences: A006755 A006756 A006757 this_sequence A006759 A006760 
               A006761
%K A006758 nonn
%O A006758 1,4
%A A006758 N. J. A. Sloane (njas(AT)research.att.com).