Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
How many episodes have the season number of 1?

### Inputs:
table_name: table, columns: ['Series #', 'Season #', 'Title', 'Directed by', 'Original air date', 'Prod. code']

### Response:
SELECT COUNT Series # FROM table WHERE Season # = 1