Number of permutations of floor(i*9/5), i=0..n-1, with all sums of 6 adjacent terms unique.
A152385
Number of permutations of floor(i*9/5), i=0..n-1, with all sums of 6 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =720a(6) =5040a(7) =38208a(8) =317688a(9) =2898336a(10) =29222384a(11) =316479040a(12) =3775250432a(13) =47956211152a(14) =652149253880
External references
- oeis: A152385