268381

Appears in sequences

• Number of permutations of 1..n with i-6<=p(i)<=i+3.at n=10A179341
• Triangle read by rows: T(n,m) = Sum_{i=0..m} Stirling2(m+1,i+1)*(-1)^(m-i)*i^(n-m)*i!, for n >= 2, m = 1..n-1.at n=48A272644
• Triangle read by rows: T(n,m) = Sum_{i=0..m} Stirling2(m+1,i+1)*(-1)^(m-i)*i^(n-m)*i!, for n >= 2, m = 1..n-1.at n=51A272644
• Triangle read by rows: chromatic invariant T(n,m) of the complete bipartite graph K_{m,n}.at n=32A291774