Number of permutations of floor(i*7/6), i=0..n-1, with all sums of 4 adjacent terms unique.
A152342
Number of permutations of floor(i*7/6), 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) =3840a(7) =25248a(8) =196220a(9) =1615028a(10) =14859898a(11) =145410452a(12) =1615257302a(13) =18902138116a(14) =234645759088
External references
- oeis: A152342