A126085 - OEIS

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A126085

Number of n-node rooted trees of height 9.

2

0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 9, 53, 251, 1043, 3961, 14102, 47816, 156129, 494769, 1530583, 4642490, 13853571, 40779959, 118666510, 341938083, 977028128, 2771407719, 7811504825, 21895173627, 61069528116, 169590519864, 469117076770

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,11

LINKS

N. J. A. Sloane, Table of n, a(n) for n=1..200

J. Riordan, Enumeration of trees by height and diameter, IBM J. Res. Dev. 4 (1960), 473-478.

Index entries for sequences related to rooted trees

Index entries for sequences related to trees

MAPLE

For Maple program see link in A000235.

CROSSREFS

Column h=9 of A034781.

Sequence in context: A094793 A197499 A036425 * A055854 A202514 A005025

Adjacent sequences: A126082 A126083 A126084 * A126086 A126087 A126088

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Mar 02 2007

STATUS

approved