|
Search: id:A154657
|
|
|
| A154657 |
|
Number of permutations of length n within distance 8 |
|
+0
3
|
|
| 1, 2, 6, 24, 120, 720, 5040, 40320, 362880, 2943360, 21898800, 152622000, 1017952680, 6623303544, 42700751022, 276054834902, 1805409270031, 12020754177001, 80930279045116, 548117873866228, 3720269813727312
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
LINKS
|
Torleiv Klove, Spheres of Permutations under the Infinity Norm - Permutations with limited displacement. Reports in Informatics, Department of Informatics, University of Bergen, Norway, no. 376, November 2008.
|
|
CROSSREFS
|
Cf. A000045, A002524, A002526, A072856, A154654..A154656
Sequence in context: A131451 A084012 A062919 this_sequence A152693 A152712 A152707
Adjacent sequences: A154654 A154655 A154656 this_sequence A154658 A154659 A154660
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Torleiv Klove (Torleiv.Klove(AT)ii.uib.no), Jan 13 2009
|
|
|
Search completed in 0.004 seconds
|
