id:A080071 - OEIS Search Results

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Top-level length of each parenthesization/root degree of general trees encoded in A080070.

+0
4

0, 1, 2, 2, 3, 2, 3, 3, 3, 2, 4, 2, 3, 3, 3, 3, 4, 3, 2, 3, 4, 4, 3, 3, 2, 4, 2, 3, 4, 3, 2, 4, 3, 3, 3, 4, 3, 2, 3, 4, 3, 2, 3, 6, 3, 3, 3, 4, 3, 3, 3, 3, 3, 2, 4, 3, 2, 4, 5, 3, 2, 4, 3, 2, 3, 3, 4, 2, 4, 3, 2, 3, 5, 2, 4, 2, 6, 3, 3, 3, 3, 3, 2, 4, 2, 3, 4, 5, 5, 3, 3, 2, 5, 2, 5, 2, 3, 4, 2, 4, 3, 3, 4, 3, 2 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`a(n) = A057515(A080068(n))`
	CROSSREFS	`Cf. A080070, A080090.` `Sequence in context: A100198 A164996 A136510 this_sequence A019569 A003434 A097849` `Adjacent sequences: A080068 A080069 A080070 this_sequence A080072 A080073 A080074`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen (Firstname.Surname(AT)iki.fi) Jan 27 2003`

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Last modified March 17 15:31 EDT 2010. Contains 173524 sequences.

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