self _doubt

Question

Comments

3 equivalent classes are there,

{2,3,6} {4} {1,5}

---

3 equivalence classes will be there
1 -> {1,5}
2 -> {2,3,6}
3 -> {3,6,2}
4 -> {4}
5 -> {5,1}
6 -> {6,2,3}
Hence distinct classes are {1,5} {2,3,6} {4}

---

how many number of partition will be there ? and which will they?