Number of permutations of floor(i*9/5), i=0..n-1, with all sums of 3 adjacent terms unique.
A152329
Number of permutations of floor(i*9/5), i=0..n-1, with all sums of 3 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =112a(5) =624a(6) =3536a(7) =26208a(8) =205940a(9) =1876968a(10) =17768828a(11) =184776220a(12) =2037200054a(13) =24055578898a(14) =309833416942
External references
- oeis: A152329