Number of permutations of floor(i*9/8), i=0..n-1, with all sums of 5 adjacent terms unique.
A152368
Number of permutations of floor(i*9/8), i=0..n-1, with all sums of 5 adjacent terms unique.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =720a(6) =4416a(7) =30744a(8) =239856a(9) =2139504a(10) =19700808a(11) =202858542a(12) =2208308468a(13) =25994725052a(14) =324119733220
External references
- oeis: A152368