login
A347966
Number of maximal matchings in the rooted tree with Matula-Goebel number n.
3
1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 3, 3, 4, 5, 5, 4, 3, 4, 5, 3, 4, 5, 5, 5, 4, 5, 5, 5, 6, 4, 4, 4, 5, 7, 3, 5, 5, 6, 6, 4, 5, 5, 8, 8, 6, 5, 5, 4, 7, 7, 7, 5, 5, 7, 4, 5, 7, 6, 6, 6, 4, 8, 6, 8, 7, 5, 5, 4, 9, 7, 8, 5, 6, 9, 5, 5, 4, 7, 8, 5, 8
OFFSET
1,3
PROG
(PARI) See links.
CROSSREFS
Cf. A193404 (all matchings), A347967 (maximum matchings).
Sequence in context: A074279 A072750 A235037 * A186437 A345376 A029835
KEYWORD
nonn
AUTHOR
Kevin Ryde, Sep 22 2021
STATUS
approved