|
| |
|
|
A079137
|
|
Number of knights tour diagrams on a 4 X k chessboard.
|
|
5
| |
|
|
0, 0, 8, 0, 82, 744, 6378, 31088, 189688, 1213112, 6683852, 36486328, 201282470, 1083585304, 5706117458, 29819231288, 154430502724, 790787799376, 4014945695196, 20241304810488, 101336136490228
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,3
|
|
|
REFERENCES
| Kraitchik, M. Mathematical Recreations. New York: W.W. Norton, p. 263, 1942.
|
|
|
LINKS
| Author?, Knights tours
George Jellis, Knights tour diagrams
Eric Weisstein's World of Mathematics, Knight's Tour
|
|
|
CROSSREFS
| See A079312 for 4 times these numbers, A123935 for twice these numbers, A123936 for these numbers halved.
Sequence in context: A167318 A186979 A067817 * A181689 A121770 A013376
Adjacent sequences: A079134 A079135 A079136 * A079138 A079139 A079140
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| Eric Weisstein (eric(AT)weisstein.com), Dec 28, 2002
|
|
|
EXTENSIONS
| More terms from Andre Poenitz [Andr\'{e} P\"{o}nitz] (poenitz(AT)htwm.de), Jun 11 2003
Edited by N. J. A. Sloane (njas(AT)research.att.com), Oct 30 2006, following suggestions from Colin Rose.
|
| |
|
|
