What is the episode number for series 17?
CREATE TABLE table_20205538_4 (episode__number VARCHAR, series__number VARCHAR)
SELECT episode__number FROM table_20205538_4 WHERE series__number = 17
### Context: CREATE TABLE table_20205538_4 (episode__number VARCHAR, series__number VARCHAR) ### Question: What is the episode number for series 17? ### Answer: SELECT episode__number FROM table_20205538_4 WHERE series__number = 17