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A259781
Number of permutations p of [n] with no fixed points and displacement of elements restricted by eight: 1 <= |p(i)-i| <= 8.
5
1, 0, 1, 2, 9, 44, 265, 1854, 14833, 133496, 1053136, 7429428, 48212485, 296810944, 1780911209, 10628061638, 63975026748, 392088233154, 2461796588937, 15675639817952, 100493852548697, 645295580260184, 4136342103328781, 26418529357842470, 168032289856555025
OFFSET
0,4
COMMENTS
Conjectured recurrence order is 6563. - Vaclav Kotesovec, Jul 07 2015
LINKS
CROSSREFS
Column k=8 of A259776.
Cf. A260115.
Sequence in context: A259779 A259780 A260092 * A259782 A260094 A259783
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Jul 05 2015
STATUS
approved