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A347967
Number of maximum matchings in the rooted tree with Matula-Goebel number n.
4
1, 1, 2, 2, 1, 1, 3, 3, 3, 3, 3, 2, 2, 2, 1, 4, 2, 1, 4, 5, 5, 1, 1, 3, 4, 1, 4, 4, 5, 3, 1, 5, 4, 5, 2, 2, 3, 3, 3, 7, 1, 2, 4, 2, 1, 4, 3, 4, 8, 8, 2, 2, 5, 1, 1, 6, 7, 3, 5, 5, 2, 4, 7, 6, 1, 1, 3, 8, 1, 6, 7, 3, 2, 2, 4, 6, 7, 1, 2, 9, 5, 3, 4, 4, 7, 2, 8
OFFSET
1,3
FORMULA
a(n) = A202853(n, A206483(n)), being the end-most term of row n of A202853.
PROG
(PARI) See links.
CROSSREFS
Cf. A206483 (matching number), A202853 (matchings by size), A347966 (maximal matchings), A193404 (all matchings).
Sequence in context: A047080 A036064 A352744 * A090706 A284548 A228371
KEYWORD
nonn
AUTHOR
Kevin Ryde, Sep 22 2021
STATUS
approved