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A072645 Size of the parenthesizations obtained with the global ranking/unranking scheme A072646/A072647. 7
0, 1, 2, 3, 2, 4, 3, 3, 5, 3, 4, 4, 4, 7, 4, 4, 5, 3, 6, 5, 5, 9, 4, 5, 5, 5, 6, 4, 5, 7, 6, 6, 6, 5, 10, 5, 4, 5, 4, 5, 6, 6, 6, 4, 5, 6, 5, 8, 7, 7, 7, 6, 8, 6, 7, 11, 5, 6, 5, 6, 6, 5, 4, 6, 7, 6, 6, 6, 8, 5, 6, 7, 5, 7, 6, 6, 10, 8, 7, 7, 7, 7, 7, 8, 8, 7, 7, 8, 6, 12, 6, 5, 6, 4, 7, 7, 7, 8, 5, 6, 5, 6 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

CROSSREFS

Each value v occurs A000108(v) times. The maximum position for value v to occur is A072654(v). Permutations: A071673, A072643, A072644, A072660.

Sequence in context: A089215 A205782 A070296 * A135817 A122060 A088939

Adjacent sequences:  A072642 A072643 A072644 * A072646 A072647 A072648

KEYWORD

nonn

AUTHOR

Antti Karttunen Jun 02 2002

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Last modified February 15 14:02 EST 2012. Contains 205811 sequences.