Number of permutations of [n] such that for each cycle c the smallest integer interval containing all elements of c has at most eight elements.
A276842
Number of permutations of [n] such that for each cycle c the smallest integer interval containing all elements of c has at most eight elements.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =6a(4) =24a(5) =120a(6) =720a(7) =5040a(8) =40320a(9) =181440a(10) =756000a(11) =3160080a(12) =13602600a(13) =60926580a(14) =285159966a(15) =1396646055a(16) =7158444465a(17) =35019420060a(18) =165994449732a(19) =774542703708
External references
- oeis: A276842