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A014274 Number of trees on n nodes with forbidden limbs. +0
1
0, 1, 1, 1, 5, 15, 50, 180, 676, 2666, 10831 (list; graph; listen)
OFFSET

0,5

REFERENCES

T. Lu, The enumeration of trees with and without given limbs, Discr. Math., 154 (1996), 153-165.

LINKS

Index entries for sequences related to trees

CROSSREFS

Sequence in context: A152809 A034539 A029609 this_sequence A120825 A149576 A149577

Adjacent sequences: A014271 A014272 A014273 this_sequence A014275 A014276 A014277

KEYWORD

nonn,more

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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