Number of permutations of length n by rises.
A001277
Number of permutations of length n by rises.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =56a(4) =321a(5) =2175a(6) =17008a(7) =150504a(8) =1485465a(9) =16170035a(10) =192384876a(11) =2483177808a(12) =34554278857a(13) =515620794591
External references
- oeis: A001277