Number of permutations of floor(i*5/4), i=0..n-1, with all sums of 4 adjacent terms unique.
A152337
Number of permutations of floor(i*5/4), i=0..n-1, with all sums of 4 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =640a(6) =3924a(7) =25536a(8) =205708a(9) =1739900a(10) =16259796a(11) =161820114a(12) =1804403590a(13) =21159038910a(14) =264205593296
External references
- oeis: A152337