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A307185
The number of level-n generators for phylogenetic networks.
0
1, 4, 65, 1993
OFFSET
1,2
LINKS
Gambette, Philippe; Berry, Vincent; Paul, Christophe, The structure of level-k phylogenetic networks, LNCS 5577 (2009) 289-300.
CROSSREFS
Sequence in context: A331577 A307169 A335176 * A206500 A266520 A241705
KEYWORD
nonn,hard
AUTHOR
R. J. Mathar, Mar 28 2019
STATUS
approved