Number of permutations p of [n] having at least one index i with |p(i)-i| = 3.
A324366
Number of permutations p of [n] having at least one index i with |p(i)-i| = 3.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =10a(5) =67a(6) =455a(7) =3486a(8) =29296a(9) =272064a(10) =2782768a(11) =31112974a(12) =377989835a(13) =4961822943a(14) =70010940186
External references
- oeis: A324366