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

### Instruction:
What week has an attended smaller than 62,723 on October 22, 1961?

### Inputs:
table_name: table, columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']

### Response:
SELECT AVG Week FROM table WHERE Attendance < 62,723 AND Date = october 22, 1961