Best-First Performance Results for 8-Puzzle

Problem Minimum
Solution Length
Search
Type
Length of
Solution Found
Number of
PQ Operations
Maximum
PQ Size
2 8 3
1 6 4
7 5
5 BF 5 139 38
Best 5 21 8
3 6 4
1 2
8 7 5
10 BF 10 2611 662
Best 166 34,437 8642
3 4
1 6 5
8 2 7
13 BF 13 8273 2328
Best 147 12,266 3173
2 1 3
8 4
6 7 5
18 BF 18 157,751 44,004
Best 76 5397 1370
4 2
8 3 6
7 5 1
20 BF 20 420,247 111,460
Best 134 19,669 4924