<Tr> <Th> Official website </Th> <Td> nhl.com/blues </Td> </Tr> <P> The St. Louis Blues are a professional ice hockey team in St. Louis, Missouri . They are members of the Central Division of the Western Conference of the National Hockey League (NHL). The Blues play their home games at the 19,150 - seat Enterprise Center in downtown St. Louis . Enterprise Center is the second home arena of the Blues, with the team first playing at St. Louis Arena from 1967 to 1994 . </P> <P> The team is named after the famous W.C. Handy song "Saint Louis Blues ." The franchise was founded in 1967 as an expansion team during the league's 1967 NHL Expansion, which expanded the league from six teams to twelve . The Blues are the oldest active NHL team never to have won the Stanley Cup, although they played in the Stanley Cup Finals three times in 1968, 1969 and 1970 . </P> <P> The Blues share a rivalry with the Chicago Blackhawks, sharing the same division since 1970 . The team has two minor league affiliates, the San Antonio Rampage of the American Hockey League (AHL) and the Tulsa Oilers of the ECHL . </P>

When did the st louis blues enter the nhl