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Number of maximal matchings in the rooted tree with Matula-Goebel number n.
3

%I #14 Dec 19 2024 11:46:19

%S 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,

%T 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,

%U 6,8,7,5,5,4,9,7,8,5,6,9,5,5,4,7,8,5,8

%N Number of maximal matchings in the rooted tree with Matula-Goebel number n.

%H Kevin Ryde, <a href="/A347966/b347966.txt">Table of n, a(n) for n = 1..10000</a>

%H Kevin Ryde, <a href="/A347966/a347966.gp.txt">PARI/GP code and algorithm notes</a>

%H <a href="/index/Mat#matula">Index entries for sequences related to Matula-Goebel numbers</a>

%o (PARI) \\ See links.

%Y Cf. A193404 (all matchings), A347967 (maximum matchings).

%K nonn

%O 1,3

%A _Kevin Ryde_, Sep 22 2021