Number of length n arrays of permutations of 0..n-1 with each element moved by -n to n places and every four consecutive elements having its maximum within 4 of its minimum.
A263709
Number of length n arrays of permutations of 0..n-1 with each element moved by -n to n places and every four consecutive elements having its maximum within 4 of its minimum.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =24a(4) =120a(5) =144a(6) =108a(7) =108a(8) =144a(9) =240a(10) =384a(11) =616a(12) =960a(13) =1376a(14) =2048a(15) =3008a(16) =4488a(17) =6816a(18) =10184a(19) =15344a(20) =23016
External references
- oeis: A263709