CREATE TABLE "table1_17356106_1" (
  "series_num" real,
  "season_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text
);

Question: What is the maximum series number what is smaller than season 7.0 and directed by Laura Innes?
SQL: SELECT MAX("series_num") FROM "table1_17356106_1" WHERE "directed_by"='Laura Innes' AND "season_num"<7.0;

Question: If Arthur Albert is the director, what is the maximum series number?
SQL: SELECT MAX("series_num") FROM "table1_17356106_1" WHERE "directed_by"='Arthur Albert';

Question: What was the number of seasons that was directed by Joanna Kerns?
SQL: SELECT COUNT("season_num") FROM "table1_17356106_1" WHERE "directed_by"='Joanna Kerns';

Question: For series number 256, what was the original air date?
SQL: SELECT "original_air_date" FROM "table1_17356106_1" WHERE "series_num"=256;