CREATE TABLE table_30486 ("No." FLOAT, "#" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "Production code" CLOB, "U.S. viewers  ( million ) " CLOB)

Name the production code for number 8
SELECT "Production code" FROM table_30486 WHERE "#" = '8'
SELECT "Production code" FROM "table_30486" WHERE "#" = '8'