Number of length n arrays of permutations of 0..n-1 with each element moved by -3 to 3 places and the total absolute value of displacements not greater than n.
A263934
Number of length n arrays of permutations of 0..n-1 with each element moved by -3 to 3 places and the total absolute value of displacements not greater than n.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =11a(4) =17a(5) =70a(6) =108a(7) =423a(8) =664a(9) =2667a(10) =4221a(11) =17124a(12) =27252a(13) =110935a(14) =177405a(15) =725107a(16) =1163953a(17) =4771005a(18) =7682169a(19) =31554697a(20) =50941468a(21) =209597918a(22) =339124586a(23) =1397219579a(24) =2265010733a(25) =9342385131a(26) =15170198411a(27) =62629743919a(28) =101848723545
External references
- oeis: A263934