1728720
domain: N
Appears in sequences
- a(n) = n!*n^3.at n=7A091363
- Triangle T(n,k) read by rows: number of permutations in S_n avoiding all k-length patterns starting with fixed m, 2<k<=n, 1<=m<=k.at n=41A104001
- Triangle T(n, k) = ( (k+2)/(2*binomial(k+2, 2)^2) )*binomial(n, k)^2*binomial(n+1, k)*binomial(n+2, k), read by rows.at n=40A142470
- Number of permutations of 1..n with i-9<=p(i)<=i+6.at n=9A179359
- Number of permutations of 1..n with i-10<=p(i)<=i+6.at n=9A179366
- Largest absolute value of coefficient in the expression for the discriminant of a generic polynomial of degree n.at n=6A240582
- a(n) = n! * (number of mapping patterns on n).at n=7A254529