Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A082333/A082334.
A089417
Number of cycles in range [A014137(n-1)..A014138(n-1)] of permutation A082333/A082334.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =7a(5) =6a(6) =10a(7) =20a(8) =37a(9) =70a(10) =130a(11) =272a(12) =480a(13) =954a(14) =1750a(15) =3462a(16) =6481a(17) =12922a(18) =24372a(19) =48702a(20) =92490
External references
- oeis: A089417