Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.
Also the number of rooted trees where each node has at most 5 children. [Patrick Devlin, Apr 30 2012]
Table of n, a(n) for n=0..30.
Sequence in context: A095980 A036619 A036620 * A014267 A089405 A091500
Adjacent sequences: A036718 A036719 A036720 * A036722 A036723 A036724
N. J. A. Sloane.