id:A014272 - OEIS Search Results

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Number of trees on n nodes with forbidden limbs.

+0
1

0, 1, 1, 2, 4, 14, 45, 165, 614, 2420, 9782 (list; graph; listen)

	OFFSET	`0,4`
	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: A047152 A007866 A121751 this_sequence A070822 A101536 A005437` `Adjacent sequences: A014269 A014270 A014271 this_sequence A014273 A014274 A014275`
	KEYWORD	`nonn,more`
	AUTHOR	`njas`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.