What is the series No when the season 4 # is 18?
CREATE TABLE table_28195898_1 (MIN VARCHAR, _number VARCHAR)
SELECT MIN AS № FROM table_28195898_1 WHERE _number = 18
### Context: CREATE TABLE table_28195898_1 (MIN VARCHAR, _number VARCHAR) ### Question: What is the series No when the season 4 # is 18? ### Answer: SELECT MIN AS № FROM table_28195898_1 WHERE _number = 18