86181

Appears in sequences

• T(n, k) = k^n*U(n, (1/k + k)/2) + (n + 1)^(k - 1)*U(k - 1, (1/(n + 1) + n + 1)/2), where U(n,x) is the n-th Chebyshev polynomial of the second kind, square array read by antidiagonals (n >= 0, k >= 1).at n=31A173590
• T(n, k) = k^n*U(n, (1/k + k)/2) + (n + 1)^(k - 1)*U(k - 1, (1/(n + 1) + n + 1)/2), where U(n,x) is the n-th Chebyshev polynomial of the second kind, square array read by antidiagonals (n >= 0, k >= 1).at n=32A173590
• Numbers k that are a substring of (k-1)*k*(k+1).at n=20A316943
• G.f. A(x) satisfies A(x) = 1 + x/A(x) * (1 - A(x) + A(x)^4).at n=9A378958