71393

Appears in sequences

• Denominators of continued fraction convergents to sqrt(113).at n=16A041205
• Conjectured record minima of the positive distance d between the square of an integer y and the fifth power of a positive integer x such that d = y^2 - x^5 (x <> k^2 and y <> k^5).at n=11A198443
• a(n) is the permanent of the unipotent Sylvester-Kac tridiagonal matrix of order n having main diagonal [0, 2, ..., 2*(n-1)], superdiagonal [1, 2, ..., n-1], and [subdiagonal 1-n, 2-n, ..., -1].at n=8A390821