CREATE TABLE table_3675 ("No." FLOAT, "#" FLOAT, "Title" TEXT, "Directed by" TEXT, "Story by" TEXT, "Teleplay by" TEXT, "Original air date" TEXT, "U.S. viewers  ( millions ) " TEXT)

What number episode in the season was watched by 0.49 million U.S. viewers?
SELECT MAX("#") FROM table_3675 WHERE "U.S. viewers (millions)" = '0.49'
SELECT MAX("#") FROM "table_3675" WHERE "U.S. viewers (millions)" = '0.49'