%I #5 Jun 14 2014 09:05:33
%S 1,5,28,158,892
%N Number of hypo-Sylvester classes of 3-packed words of degree n.
%C See Novelli-Thibon (2014) for precise definition.
%H J.-C. Novelli, J.-Y. Thibon, <a href="http://arxiv.org/abs/1403.5962">Hopf Algebras of m-permutations,(m+1)-ary trees, and m-parking functions</a>, arXiv preprint arXiv:1403.5962, 2014. See Fig. 18.
%K nonn,more
%O 1,2
%A _N. J. A. Sloane_, Jun 14 2014