1067089

Appears in sequences

• Number of 6Xn 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 0 1 1 vertically.at n=8A207371
• Number of minimal total dominating sets in the n-ladder graph.at n=20A303072
• Determinant of the matrix [Jacobi(i - j, 2n + 1)]_{0 < i, j < n}, where Jacobi(a, m) denotes the Jacobi symbol (a/m).at n=15A372385