%I #11 Sep 25 2020 07:15:25
%S 2,4,7,14,25,50,90,160,320,584,1039,1861,3722,6774
%N Number of admissable 2-dimensional lattice patterns of type B(2,3).
%C See Ban et al. (2012) for precise definition.
%H Jung-Chao Ban, Wen-Guei Hu, and Song-Sun Lin, <a href="http://arxiv.org/abs/1207.7154">Pattern generation problems arising in multiplicative integer systems</a>, arXiv preprint arXiv:1207.7154 [math.DS], 2012-2013.
%Y Cf. A220843.
%K nonn,more
%O 1,1
%A _N. J. A. Sloane_, Dec 23 2012