52 is the 52nd term of linear pattern
1, 2, 3, 4, ..., 49, 50, 51, 52, ...
Therefore, if we add 2 to every term,
3, 4, 5, 6, ..., 51, 52, 53, 54, ...
we see that each term comes two terms "earlier" in
that linear pattern. So 52 comes 50th.
Answer: 50th term
Edwin