For series number 256, what was the original air date?
CREATE TABLE table_17356106_1 (
    original_air_date VARCHAR,
    series__number VARCHAR
)
SELECT original_air_date FROM table_17356106_1 WHERE series__number = 256
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: For series number 256, what was the original air date? ### Input: CREATE TABLE table_17356106_1 (
    original_air_date VARCHAR,
    series__number VARCHAR
) ### Response: SELECT original_air_date FROM table_17356106_1 WHERE series__number = 256