%I #4 Jun 14 2014 09:21:45
%S 1,5,45,585,9944
%N Number of meta-Sylvester classes of 2-parking functions of length n.
%C See Novelli-Thibon (2014) for precise definition.
%H J.-C. Novelli, J.-Y. Thibon, <a href="http://arxiv.org/abs/1110.4228">Hopf Algebras of m-permutations,(m+1)-ary trees, and m-parking functions</a>, arXiv preprint arXiv:1403.5962, 2014. See Fig. 24.
%K nonn,more
%O 1,2
%A _N. J. A. Sloane_, Jun 14 2014