McLean made 10 of 11 free throws. He added seven rebounds.
Jahlil Jenkins had 27 points for the Knights (7-13, 6-8), whose losing streak stretched to four games. Joe Munden Jr. added 16 points and seven rebounds, and Elyjah Williams had 13 points, eight rebounds and five assists.
The Terriers improve to 2-0 against the Knights this season. St. Francis defeated Fairleigh Dickinson 83-75 last Tuesday.
Texas Tech Red Raiders pick up first addition under new basketball coach Mark Adams
Forward Kaelen "KJ" Allen, a transfer from East Los Angeles College, has committed to play for the Red Raiders.
Creighton Bluejays sharpshooter Mitch Ballock fifth starter to leave men's hoops team
Mitch Ballock, one of the top 3-point shooters in Creighton history, has signed with an agent. He becomes the fifth starter to leave Creighton.
Tommy Lloyd introduced as Arizona coach: 'I can't wait to start this adventure'
Tommy Lloyd previously had chances to coach other programs and turned them all down, but the longtime Gonzaga assistant says the opportunity to coach Arizona was too good for him to pass up.