A058154 Number of labeled monoids of order n with a fixed identity.
1, 2, 11, 156, 4122, 208672, 18507440, 7892741602
Offset: 1
Crossrefs
a(n) = A058153(n)/n.
Extensions
a(8) from Christian G. Bower, Dec 28 2006
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.