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A035356 Number of asymmetric polygonal cacti with bridges (mixed Husimi trees). 1
1, 1, 0, 0, 0, 0, 1, 4, 13, 45, 143, 461, 1470, 4747, 15364, 50283, 165549, 549734, 1837539, 6184589, 20938983, 71297174, 244009225, 839101403, 2898145437, 10050549437, 34985611467, 122209803101, 428285696895, 1505491979826 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,8

LINKS

Table of n, a(n) for n=0..29.

Index entries for sequences related to cacti

Index entries for sequences related to trees

FORMULA

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.

CROSSREFS

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

Sequence in context: A174299 A285188 A192255 * A320652 A203573 A214997

Adjacent sequences:  A035353 A035354 A035355 * A035357 A035358 A035359

KEYWORD

nonn

AUTHOR

Christian G. Bower, Nov 15 1998

STATUS

approved

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Last modified February 27 11:07 EST 2021. Contains 341649 sequences. (Running on oeis4.)