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%I #6 Nov 09 2013 13:39:05
%S 0,2,4,56,816,15904,375360,10407040,331093248
%N Dimensions of algebraic generators of Hopf algebra PML_2.
%H H. Cheballah, S. Giraudo, R. Maurice, <a href="http://arxiv.org/abs/1306.6605">Combinatorial Hopf algebra structure on packed square matrices</a>, arXiv preprint arXiv:1306.6605, 2013
%K nonn,more
%O 0,2
%A _N. J. A. Sloane_, Nov 09 2013