Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_73678 ( "Club" text, "Home city" text, "Stadium" text, "First season in the Serie A" real, "First season in current spell" real, "Last title" text )

### Question ###
Name the most for first season in the serie a for 7 de octubre

### Accurate SQL ###

SELECT MAX("First season in the Serie A") FROM table_73678 WHERE "Stadium" = '7 de Octubre'