Number of permutations of floor(i*9/7), i=0..n-1, with all sums of 8 adjacent terms unique.
A152711
Number of permutations of floor(i*9/7), i=0..n-1, with all sums of 8 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =720a(6) =5040a(7) =40320a(8) =362880a(9) =3421440a(10) =34443360a(11) =373758336a(12) =4351612704a(13) =54025686272a(14) =727969951712
External references
- oeis: A152711