CREATE TABLE table_1847 ("No." TEXT, "Summoned" TEXT, "Elected" TEXT, "Assembled" TEXT, "Dissolved" TEXT, "1st member" TEXT, "2nd member" TEXT)

When 1462/63 was the elected what was the no.?
SELECT "No." FROM table_1847 WHERE "Elected" = '1462/63'
SELECT "No." FROM "table_1847" WHERE "Elected" = '1462/63'