Table schema:
CREATE TABLE table_name_78 (league INTEGER, venue VARCHAR, club VARCHAR)

Question: Which League championship is the lowest one that has a Venue of penn state ice pavilion, and a Club of penn state nittany lions men's ice hockey?
SQL: SELECT MIN(league) AS championships FROM table_name_78 WHERE venue = "penn state ice pavilion" AND club = "penn state nittany lions men's ice hockey"