CREATE TABLE table_name_39 (attendance VARCHAR, week VARCHAR, opponent VARCHAR)

Which attendance number was taken in a week less than 16 when the Washington Redskins were the opponents?
SELECT attendance FROM table_name_39 WHERE week < 16 AND opponent = "washington redskins"
SELECT "attendance" FROM "table_name_39" WHERE "opponent" = "washington redskins" AND "week" < 16