A072250 Related to cyclotomic numbers of hypergraphs.

0, 0, 2, 8, 20, 41, 73, 121, 186, 276, 390, 540, 722, 953, 1225, 1561

Offset

3,3

Links

Table of n, a(n) for n=3..18.

J. Wang and H. Li, The upper bound of essential cyclotomic numbers of hypergraphs, Discr. Math. 254 (2002), 555-564.

Crossrefs

Sequence in context: A058037 A203420 A048096 * A220908 A057566 A333642

Adjacent sequences: A072247 A072248 A072249 * A072251 A072252 A072253

Keyword

nonn,more

Author

N. J. A. Sloane, Jul 06 2002

Status

approved