3,3
J. Wang and H. Li, The upper bound of essential cyclotomic numbers of hypergraphs, Discr. Math. 254 (2002), 555-564.
Sequence in context: A058037 A203420 A048096 * A057566 A009303 A096586
Adjacent sequences: A072247 A072248 A072249 * A072251 A072252 A072253
nonn
N. J. A. Sloane (njas(AT)research.att.com), Jul 06 2002