Number of permutations of floor(i*8/7), i=0..n-1, with all sums of 4 adjacent terms unique.
A152345
Number of permutations of floor(i*8/7), 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) =608a(6) =3684a(7) =26640a(8) =192228a(9) =1659048a(10) =14739946a(11) =146975590a(12) =1544407392a(13) =17545685816a(14) =223201723716
External references
- oeis: A152345