CREATE TABLE "table1_23289934_1" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" text
);

Question: Name the most number in series for production code of 3abc11
SQL: SELECT MAX("no_in_series") FROM "table1_23289934_1" WHERE "production_code"='3ABC11';

Question: Name the most number in season for production code 3abc12
SQL: SELECT MAX("no_in_season") FROM "table1_23289934_1" WHERE "production_code"='3ABC12';

Question: Name the title for number 16
SQL: SELECT "title" FROM "table1_23289934_1" WHERE "no_in_season"=16;

Question: Name the least number for production code for 3abc21
SQL: SELECT MIN("no_in_series") FROM "table1_23289934_1" WHERE "production_code"='3ABC21';