403536070

Appears in sequences

• Second column of A027466.at n=9A027473
• Triangle read by rows, T(n,k) = k^n*A056040(n), n>=0, 0<=k<=n.at n=43A195009
• Triangle read by rows: T(0,0) = 1; T(n,k) = 7 * T(n-1,k) + T(n-2,k-1) for k = 0..floor(n/2). T(n,k)=0 for n or k < 0.at n=37A317014
• Triangle read by rows: T(n,k) = (-1)^(n-k)*binomial(n, k)*(k+3)^n, for n >= 0, and k = 0,1, ..., n. Coefficients of certain Sidi polynomials.at n=40A362353
• a(n) is the smallest composite k such that radical(k) = sopfr(k) = A350352(n).at n=3A391316