OFFSET
0,2
COMMENTS
Data from Karlemo and Östergård.
LINKS
Filip R. W. Karlemo and Patric R. J. Östergård, On Sliding Block Puzzles, J. Combin. Math. Combin. Comp. 34 (2000), 97-107.
Takaken, 11-Puzzle Page.
Takaken, No. 43 (11 puzzles).
PROG
(Python) # alst(), moves(), swap() in A089473
alst("-123456789AB", (4, 3), v=True) # Michael S. Branicky, Dec 31 2020
CROSSREFS
KEYWORD
fini,full,nonn
AUTHOR
Hugo Pfoertner, Nov 27 2003, Jul 07 2007
STATUS
approved