Table schema:
CREATE TABLE table_23403578_3 (no_in_series INTEGER, written_by VARCHAR, no_in_season VARCHAR)

Question: What's the series number of the episode with a season number 5, written by Bernie Ancheta?
SQL: SELECT MIN(no_in_series) FROM table_23403578_3 WHERE written_by = "Bernie Ancheta" AND no_in_season = 5