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_2791668_1 ( no_in_series VARCHAR, production_code VARCHAR )

### Question ###
how many episodes in the series had as a production code 16016?

### Accurate SQL ###

SELECT COUNT(no_in_series) FROM table_2791668_1 WHERE production_code = 16016