Penn State (6-1, 3-0 Big Ten) moved up three spots to No. 22 in the USA TODAY coaches' poll but remained unranked in the AP poll.
In a game much closer than many expected, Penn State beat Purdue 23-18 on Saturday. The win wasn't impressive enough for the Nittany Lions to crack the AP Top 25 for the first time since the second week of the season.
They have been gradually getting closer to cracking the AP Top 25 and checked in on Sunday as the team with the most votes (130 points) outside the rankings. The two teams tied at No. 24 - Arizona State and Georgia - received 144 points.
Oklahoma is No. 1 in the coaches' poll, while LSU is ranked first in the AP poll.
The other Big Ten teams ranked in the coaches' poll are Wisconsin (4th), Nebraska (11th), Michigan State (13th), Michigan (17th) and Illinois (21st). Those five are also ranked in the AP poll with the respective rankings: Wisconsin (4th), Nebraska (13th), Michigan State (15th), Michigan (18th) and Illinois (23rd).
The first BCS standings are set to be released Sunday night.
Penn State plays Northwestern (2-4, 0-3) on Saturday night at Ryan Field in Evanston, Ill.