Number of permutations of 8 copies of 1..n introduced in order 1..n with no element equal to another within a distance of 1.
A190837
Number of permutations of 8 copies of 1..n introduced in order 1..n with no element equal to another within a distance of 1.
Terms
- a(0) =1a(1) =0a(2) =1a(3) =400598
External references
- oeis: A190837