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.

A253949 Number of finite, negative, Archimedean, totally ordered monoids of size n (semi-groups with a neutral element that is also the top element).

Original entry on oeis.org

1, 1, 1, 2, 8, 44, 333, 3543, 54954, 1297705, 47542371
Offset: 1

Views

Author

Milan Petrík, Jan 20 2015

Keywords

Comments

The terms have been computed using the algorithm described in the referenced papers.

Crossrefs

Extensions

a(11) from Milan Petrík, May 09 2021