1,2
See Geloun-Ramgoolam, Section 5.2 for precise definition and Mathematica code.
Table of n, a(n) for n=1..7.
J. B. Geloun, S. Ramgoolam, Counting Tensor Model Observables and Branched Covers of the 2-Sphere, arXiv preprint arXiv:1307.6490, 2013
Sequence in context: A002981 A294637 A295613 * A232219 A265095 A301804
Adjacent sequences: A232209 A232210 A232211 * A232213 A232214 A232215
nonn,more
N. J. A. Sloane, Nov 22 2013
approved
