Number of permutations of [n] with distinct cycle lengths whose GCD is 1.
A383878
Number of permutations of [n] with distinct cycle lengths whose GCD is 1.
Terms
- a(0) =0a(1) =1a(2) =0a(3) =3a(4) =8a(5) =50a(6) =264a(7) =2394a(8) =15840a(9) =158976a(10) =1490400a(11) =20124720a(12) =181543680a(13) =3213905760a(14) =36459964800a(15) =602127540000
External references
- oeis: A383878