11123280

Appears in sequences

• Triangle read by rows: T(n,k) = number of permutations p of [n] such that max(|p(i)-i|)=k (n>=1, 0<=k<=n-1).at n=64A130152
• Number of permutations p of [n] such that max_{j=1..n} |p(j)-j| = 9.at n=2A323805