%I #30 Jan 03 2025 09:28:59
%S 0,3,84,4935
%N a(n) = A361072(n)/n!^3.
%C The next term would not be an integer.
%H Andrew Vince and Miklos Bona, <a href="https://arxiv.org/abs/1204.3842">The Number of Ways to Assemble a Graph</a>, arXiv preprint, arXiv:1204.3842 [math.CO], 2012. See Theorem 24.
%H Andrew Vince and Miklos Bona, <a href="https://doi.org/10.37236/2644">The Number of Ways to Assemble a Graph</a>, The Electronic Journal of Combinatorics, Volume 19, Issue 4 (2012), Article P54.
%Y Cf. A361072.
%K nonn,fini,full,less
%O 0,2
%A _N. J. A. Sloane_, Oct 08 2012