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

### Instruction:
Name the least series number written by brenda hampton and directed by  burt brinckerhoff

### Inputs:
table_name: table, columns: ['Series #', 'Title', 'Directed by', 'Written by', 'Original air date', 'Production code']

### Response:
SELECT MIN Series # FROM table WHERE Written by = Brenda Hampton AND Directed by = Burt Brinckerhoff