Number of (n+2)X(1+2) arrays of permutations of 0..n*3+5 with each element moved 0 or 1 knight moves and no more than 3 elements left unmoved.
A263543
Number of (n+2)X(1+2) arrays of permutations of 0..n*3+5 with each element moved 0 or 1 knight moves and no more than 3 elements left unmoved.
Terms
- a(0) =20a(1) =124a(2) =884a(3) =2960a(4) =43808a(5) =128576a(6) =1845824a(7) =4709632a(8) =81157632a(9) =178660352a(10) =3316698112a(11) =6604263424a(12) =133509988352a(13) =239908012032
External references
- oeis: A263543