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_15823956_1 (episodes VARCHAR, region_1 VARCHAR)
### Question:
Which episode was N/A in region 1
### Answer:
SELECT episodes FROM table_15823956_1 WHERE region_1 = "N/A"