| Up: | Monoid enumeration |
|---|
| Σ | # | Presentation | Properties | Description | φ |
|---|---|---|---|---|---|
| 6 | 138 | ⟨a, b, c | aa=b, ab=c⟩ | Can Com Inf | ℕ | 26 |
| 6 | 159 | ⟨a, b, c | ab=c, ba=c⟩ | Can Com Inf | ℕ ⊕ ℕ | 5 |
| 7 | 461 | ⟨a, b, c | ba=ab, aca=1⟩ | Can Com Inf | ℕ ⊕ ℤ | 2 |
| 8 | 3181 | ⟨a, b, c | ba=ab, aaca=1⟩ | Can Com Inf | ℕ ⊕ ℤ |