Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 places and the total absolute value of displacements not greater than n.
A263938
Number of length n arrays of permutations of 0..n-1 with each element moved by -7 to 7 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) =483a(8) =739a(9) =3426a(10) =5216a(11) =24854a(12) =37674a(13) =182772a(14) =276148a(15) =1356007a(16) =2044208a(17) =10131559a(18) =15248045a(19) =76127580a(20) =114423396a(21) =574672535a(22) =862855785a(23) =4354884748a(24) =6533103057a(25) =33109526739a(26) =49634203231a(27) =252432788850a(28) =378186234038
External references
- oeis: A263938