This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A347967 #13 Dec 19 2024 11:46:19 %S A347967 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, %T A347967 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, %U A347967 1,6,7,3,2,2,4,6,7,1,2,9,5,3,4,4,7,2,8 %N A347967 Number of maximum matchings in the rooted tree with Matula-Goebel number n. %H A347967 Kevin Ryde, <a href="/A347967/b347967.txt">Table of n, a(n) for n = 1..10000</a> %H A347967 Kevin Ryde, <a href="/A347967/a347967.gp.txt">PARI/GP code and algorithm notes</a> %H A347967 <a href="/index/Mat#matula">Index entries for sequences related to Matula-Goebel numbers</a> %F A347967 a(n) = A202853(n, A206483(n)), being the end-most term of row n of A202853. %o A347967 (PARI) \\ See links. %Y A347967 Cf. A206483 (matching number), A202853 (matchings by size), A347966 (maximal matchings), A193404 (all matchings). %K A347967 nonn %O A347967 1,3 %A A347967 _Kevin Ryde_, Sep 22 2021