0,4
Miklos Bona, Michel Bousquet, Gilbert Labelle, Pierre Leroux, Enumeration of m-ary cacti, Advances in Applied Mathematics, 24 (2000), 22-56 (pdf, dvi).
Index entries for sequences related to cacti
Sequence in context: A083585 A155633 A002493 * A004309 A052664 A090373
Adjacent sequences: A054361 A054362 A054363 * A054365 A054366 A054367
nonn
Simon Plouffe (simon.plouffe(AT)gmail.com)