How many titles have directors of matthew Penn and number in series of 143?
CREATE TABLE "table1_2618119_1" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text
);
SELECT COUNT("title") FROM "table1_2618119_1" WHERE "directed_by"='Matthew Penn' AND "no_in_series"=143;