Number of permutations of floor(i*5/2), i=0..n-1, with all sums of 3 adjacent terms unique.
A152317
Number of permutations of floor(i*5/2), i=0..n-1, with all sums of 3 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =104a(5) =572a(6) =3688a(7) =27200a(8) =208108a(9) =1782304a(10) =17035000a(11) =176048408a(12) =1966114726a(13) =23376757520a(14) =302105991330
External references
- oeis: A152317