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_name_66 (erp_w INTEGER, city_of_license VARCHAR)
### Question:
What is the smallest ERP for allentown, pennsylvania?
### Answer:
SELECT MIN(erp_w) FROM table_name_66 WHERE city_of_license = "allentown, pennsylvania"