Number of permutations of length n by rises.
A001278
Number of permutations of length n by rises.
Terms
- a(0) =1a(1) =11a(2) =87a(3) =693a(4) =5934a(5) =55674a(6) =572650a(7) =6429470a(8) =78366855a(9) =1031378445a(10) =14583751161a(11) =220562730171
External references
- oeis: A001278