A132591 Number of hyperrings of order n.

1, 63, 33277642

Offset: 1

Author

Roman Bayon (roman.bayon(AT)gmail.com), Aug 28 2007

Keywords

• hard
• nonn
• bref

References

• R. Bayon and N. Lygeros, The Hyperrings of Order 3.
• Th. Vougiouklis, Hyperstructures and their Representations. Hadronic Press, (1994).
• Th. Vougiouklis, The fundamental relation in hyperrings, the general hyperfield. Fourth INT. Congress on AHA (1990), pp. 203-211.

Links

• R. Bayon, N. Lygeros, The hyperrings of order 3, JIS 11 (2008) 08.3.2

Crossrefs

Cf. A108089, A132590.