Pavlychev scored the Nittany Lions' seventh goal of Saturday night's game against Notre Dame.
The Nittany Lions fell 3-1 to the top-seeded Cardinal Saturday night at Maples Pavilion. Stanford will play BYU in the Final Four on Thursday.
Seven different goal scorers powered Penn State to a statement victory over the fifth-ranked Fighting Irish.
The Nittany Lions hit some clutch free throws late to seal a win over the visiting Raiders.
The Nittany Lions dropped their series opener despite goals from Aarne Talvitie, Cole Hults, Denis Smirnov, and Nate Sucese.
The Nittany Lions will make their second straight appearance in the NCAA quarterfinals Saturday at 10 p.m. ET at Maples Pavilion.