What was the production code for episode #1?
CREATE TABLE table_20726262_2 (
    production_code VARCHAR,
    no_in_series VARCHAR
)
SELECT production_code FROM table_20726262_2 WHERE no_in_series = 1
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What was the production code for episode #1? ### Input: CREATE TABLE table_20726262_2 (
    production_code VARCHAR,
    no_in_series VARCHAR
) ### Response: SELECT production_code FROM table_20726262_2 WHERE no_in_series = 1