When 5a06 is the production code what is the highest episode?
CREATE TABLE table_20967430_3 (ep INTEGER, prod_code VARCHAR)
SELECT MAX(ep) FROM table_20967430_3 WHERE prod_code = "5A06"
### Context: CREATE TABLE table_20967430_3 (ep INTEGER, prod_code VARCHAR) ### Question: When 5a06 is the production code what is the highest episode? ### Answer: SELECT MAX(ep) FROM table_20967430_3 WHERE prod_code = "5A06"