Number of length n arrays of permutations of 0..n-1 with each element moved by -4 to 4 places and every four consecutive elements having its maximum within 4 of its minimum.
A263713
Number of length n arrays of permutations of 0..n-1 with each element moved by -4 to 4 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) =72a(6) =54a(7) =54a(8) =72a(9) =120a(10) =192a(11) =308a(12) =480a(13) =688a(14) =1024a(15) =1504a(16) =2244a(17) =3408a(18) =5092a(19) =7672a(20) =11508a(21) =17200a(22) =25856a(23) =38712a(24) =58064a(25) =87156a(26) =130576a(27) =195948a(28) =293808a(29) =440500
External references
- oeis: A263713