%I #24 Jan 26 2025 23:50:15
%S 0,0,0,0,4,76,1395,24950,427336,6987100,109761827,1668376886,
%T 24689351504,357467967214,5083309341304,71209097157108,
%U 984963603696282,13477371260785608,182698708325667710,2456600457435363198,32796863046711248526
%N Number of unsensed genus 2 maps with n edges.
%H Evgeniy Krasko and Alexander Omelchenko, <a href="https://arxiv.org/abs/1712.10139">Enumeration of Unsensed Orientable Maps on Surfaces of a Given Genus</a>, arXiv:1712.10139 [math.CO], 2017.
%H Timothy R. Walsh, <a href="http://www.info2.uqam.ca/~walsh_t/papers/GENERATING NONISOMORPHIC.pdf">Space-efficient generation of nonisomorphic maps and hypermaps</a>.
%H T. R. Walsh, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL18/Walsh/walsh3.html">Space-Efficient Generation of Nonisomorphic Maps and Hypermaps</a>, J. Int. Seq. 18 (2015) # 15.4.3
%Y Column k=2 of A379439.
%Y Cf. A006301 (rooted), A104595 (sensed).
%Y Cf. A006385, A006387, A214815, A214816.
%K nonn
%O 0,5
%A _N. J. A. Sloane_, Jul 31 2012
%E More terms from _Evgeniy Krasko_, Sep 17 2017