A055280 Number of rooted trees with n nodes and 5 leaves.

1, 5, 21, 72, 214, 563, 1344, 2958, 6086, 11820, 21854, 38713, 66069, 109109, 175019, 273540, 417672, 624472, 916038, 1320609, 1873896, 2620552, 3615923, 4927965, 6639493, 8850628, 11681631, 15275970, 19803834, 25465914, 32497699

Offset

6,2

Links

Georg Fischer, Table of n, a(n) for n = 6..172

Yu Hin Au and Murray R. Bremner, Enumerating Multi-Operator Monomials in Commutative and Noncommutative Settings, arXiv:2604.25731 [math.CO], 2026. See p. 26 (Table 6).

Index entries for sequences related to rooted trees

Crossrefs

Column 5 of A055277.

Sequence in context: A202462 A354701 A380285 * A268304 A273450 A186948

Adjacent sequences: A055277 A055278 A055279 * A055281 A055282 A055283

Keyword

nonn

Author

Christian G. Bower, May 09 2000

Status

approved