cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A357295 Number of balanced quantales on n elements, up to isomorphism.

Original entry on oeis.org

1, 1, 9, 106, 1597, 29720, 663897, 17747907, 620659554
Offset: 1

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Author

Arman Shamsgovara, Sep 22 2022

Keywords

Comments

For definition of quantale see A354493.
A quantale is balanced if T * T = T, where T denotes the top element of the underlying lattice.

References

  • P. Eklund, J. G. García, U. Höhle, and J. Kortelainen, (2018). Semigroups in complete lattices. In Developments in Mathematics (Vol. 54). Springer Cham.
  • K. I. Rosenthal, Quantales and their applications. Longman Scientific and Technical, 1990.
  • Arman Shamsgovara, A catalogue of every quantale of order up to 9 (abstract), LINZ2022, 39th Linz Seminar on Fuzzy Set Theory, Linz, Austria.
  • Arman Shamsgovara and P. Eklund, A Catalogue of Finite Quantales, GLIOC Notes, December 2019.

Crossrefs

Cf. A354493.