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A080071 Top-level length of each parenthesization/root degree of general trees encoded in A080070. 5
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; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..104.

FORMULA

a(n) = A057515(A080068(n))

CROSSREFS

Cf. A080070, A080090.

Sequence in context: A216195 A304333 A136510 * A202472 A235613 A322418

Adjacent sequences:  A080068 A080069 A080070 * A080072 A080073 A080074

KEYWORD

nonn

AUTHOR

Antti Karttunen Jan 27 2003

STATUS

approved

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Last modified October 1 08:39 EDT 2020. Contains 337442 sequences. (Running on oeis4.)