CREATE TABLE table_533 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

What was the first series in this list that Jack Orman wrote?
SELECT MIN("Series #") FROM table_533 WHERE "Written by" = 'Jack Orman'
SELECT MIN("Series #") FROM "table_533" WHERE "Written by" = 'Jack Orman'