Number of permutations of floor(i*7/3), i=0..n-1, with all sums of 7 adjacent terms unique.
A152636
Number of permutations of floor(i*7/3), i=0..n-1, with all sums of 7 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =720a(6) =5040a(7) =40320a(8) =341760a(9) =3212640a(10) =32435424a(11) =359770272a(12) =4362965120a(13) =55955291968a(14) =778123945616
External references
- oeis: A152636