Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_27610775_1 (prod_code INTEGER, directed_by VARCHAR)
### Question:
What is the maximum production code of the episode directed by Sean McNamara?
### Answer:
SELECT MAX(prod_code) FROM table_27610775_1 WHERE directed_by = "Sean McNamara"