Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_2161859_1 ( series__number VARCHAR, title VARCHAR )

### Question ###
What is the series number for the Golden Frog?

### Accurate SQL ###

SELECT series__number FROM table_2161859_1 WHERE title = "The Golden Frog"