OFFSET
0,7
LINKS
Evgeniy Krasko and Alexander Omelchenko, Enumeration of Unsensed Orientable Maps on Surfaces of a Given Genus, arXiv:1712.10139 [math.CO], 2017.
Timothy R. Walsh, Space-efficient generation of nonisomorphic maps and hypermaps.
T. R. Walsh, Space-Efficient Generation of Nonisomorphic Maps and Hypermaps, J. Int. Seq. 18 (2015) # 15.4.3
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 31 2012
EXTENSIONS
More terms from Evgeniy Krasko, Sep 17 2017
STATUS
approved