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A035353 Number of asymmetric rooted polygonal cacti with bridges (mixed Husimi trees). +0
4
0, 1, 1, 1, 3, 7, 22, 67, 215, 692, 2283, 7599, 25631, 87211, 299386, 1035059, 3602083, 12606318, 44344764, 156698081, 555989604, 1980050697, 7075365521, 25360341963, 91155701023, 328500571740, 1186656421109, 4296084607302 (list; graph; listen)
OFFSET

0,5

LINKS

C. G. Bower, Transforms (2)

N. J. A. Sloane, Transforms

Index entries for sequences related to cacti

Index entries for sequences related to rooted trees

Index entries for sequences related to trees

FORMULA

Shifts left under transform T where Ta = WEIGH(BHK(a)).

CROSSREFS

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

Sequence in context: A092566 A036719 A007595 this_sequence A075214 A070766 A111772

Adjacent sequences: A035350 A035351 A035352 this_sequence A035354 A035355 A035356

KEYWORD

nonn,eigen

AUTHOR

Christian G. Bower (bowerc(AT)usa.net), Nov 15 1998.

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.


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