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A035356 Number of asymmetric polygonal cacti with bridges (mixed Husimi trees). 1

%I #19 Jan 18 2021 02:41:19

%S 1,1,0,0,0,0,1,4,13,45,143,461,1470,4747,15364,50283,165549,549734,

%T 1837539,6184589,20938983,71297174,244009225,839101403,2898145437,

%U 10050549437,34985611467,122209803101,428285696895,1505491979826

%N Number of asymmetric polygonal cacti with bridges (mixed Husimi trees).

%H <a href="/index/Ca#cacti">Index entries for sequences related to cacti</a>

%H <a href="/index/Tra#trees">Index entries for sequences related to trees</a>

%F G.f.: A(x) = B(x) + C(x) - B(x)*D(x), where B, C, D respectively are g.f.s of A035353, A035354, A035355.

%Y Cf. A000083, A000237, A000314, A035082, A035349-A035357.

%K nonn

%O 0,8

%A _Christian G. Bower_, Nov 15 1998

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)