There's no better way to impress your friends than citing an obscure stat.

Here are 20 numbers worth knowing in advance of the Final Four.

1

Opponents Kentucky has faced this season that rank inside the top 25 nationally in offensive efficiency (Notre Dame).

2

Consecutive Final Four meetings between Kentucky and Wisconsin (Kentucky won last year's showdown 74-73).

3

Duke freshmen to record 20 points and 10 rebounds in an NCAA tournament game (Gene Banks, Elton Brand, Justise Winslow).

4

Trips to the Final Four for Wisconsin, which is making consecutive appearances in the Final Four for the first time.

5

Freshmen to score 25 points or more in the Elite Eight or later in the last 20 NCAA tournaments (Carmelo Anthony, Joseph Forte, Derrick Rose, Greg Oden, Karl Anthony-Towns).

6

Field goals made by Louisville in the second half and overtime of its Elite Eight loss to Michigan State - the Cardinals shot 6-of-32 (18.8 percent).

7

Final Four appearances by Michigan State head coach Tom Izzo - tied for fourth-most all-time.

8

Number of times the Big Ten has put multiple schools through to the Final Four - most of any conference.

9

Consecutive field goal attempts made by Kentucky to close out its Elite Eight victory over Notre Dame.

10

Three-pointers made by Wisconsin in the second half of its win over Arizona - tied for the most by any team in a half in the last six NCAA tournaments.

12

Final Four appearances by Duke's Mike Krzyzewski, tying UCLA legend John Wooden for most all-time.

13

Kentucky is the 13th team to enter the Final Four with an unbeaten record - seven of the previous 12 went on to win the national title.

17

Trips to the Final Four for Kentucky - second most all-time to North Carolina's 18.

20.8

Kentucky's average margin of victory this season - highest in college basketball.

21.8

Scoring average for Wisconsin's Sam Dekker, who has racked up 20 or more points three times in the NCAA tournament, equaling his total from the regular season.

22

NCAA tournament wins by John Calipari while at Kentucky, including trips to four of the past five Final Fours.

25

Combined Final Four appearances by John Calipari, Tom Izzo, Mike Krzyzewski, and Bo Ryan - most ever by a coaching quartet in the Final Four.

33

Wins by Duke as a No. 1 seed when facing a team seeded No. 6 or worse - most in NCAA tournament history among schools without a loss in that situation.

38

Wins by Kentucky this season - tied for most in a single season in Division I history (2011-12 Kentucky).

176

Combined NCAA tournament games coached by Mike Krzyzewski and Tom Izzo - the most combined games in a matchup in NCAA tournament history.