The two teams shot over 50 percent from the field and combined for 185 points in Wesleyan’s 95-90 victory.
Ottawa shot a season-best 58 percent from the field, including hitting 13 of 22 from behind the arc.
The Braves, who fell behind by 13 points with 11:43 left in the first half, rallied within 53-48 at halftime. Both teams 42 points in the second half.
The game was tied three times and the lead changed seven times.
Senior Chase Dippel paced the Braves with 30 points, the most since his career-high of 36 points as a sophomore. He hit six treys and was 10 of 15 overall from the field.
Julian Rose tossed in 20 points and grabbed a team-high seven rebounds. Corey Smith had 14 points.
Ottawa (1-3) plays 7 p.m. Friday at Columbia, Mo.
Ottawa (90) — Feighny 8, Smith 14, Brown 4, Lindsay 6, Dippel 30, Banks 3, Falk 1, Rose 20, Regier 2, Lundry 2.