A181504 A000272(n+1) - A000951(n), n >= 6. Number of forests of rooted labeled trees with n nodes and height >= 5.

720, 32760, 1095360, 33974640, 1054196640, 33765565680, 1132318630080, 40012680759480, 1493837702076720, 58961961488790360, 2459382489787466880, 108300904378742056800, 5028206935516237005120

Offset

6,1

Links

Table of n, a(n) for n=6..18.

Formula

a(n) = A000272(n+1) - A000951(n), n >= 6.

Crossrefs

Cf. A000272, A000951.

Sequence in context: A003938 A052720 A166759 * A179061 A342074 A055361

Adjacent sequences: A181501 A181502 A181503 * A181505 A181506 A181507

Keyword

nonn

Author

Washington Bomfim, Oct 24 2010

Status

approved