Number of permutations of 1..n with the sequence of sums of 7 adjacent elements having exactly 1 maximum.
A179731
Number of permutations of 1..n with the sequence of sums of 7 adjacent elements having exactly 1 maximum.
Terms
- a(0) =0a(1) =5040a(2) =40320a(3) =272160a(4) =1814400a(5) =12474000a(6) =89812800a(7) =681080400a(8) =5448643200a(9) =54486432000a(10) =544864320000
External references
- oeis: A179731