1416767

Appears in sequences

• Numbers k whose digits can be divided into two contiguous parts, k = concatenate(x, y), such that k = |x^2 - y^2|.at n=26A113797
• Numbers k which are concatenations k = x//y such that x^2 - y^2 is a multiple of k.at n=21A162701
• The hyper-Wiener index of a benzenoid consisting of a straight-line chain of n hexagons (s=2; see the Gutman et al. reference).at n=25A193390
• Positive numbers n with concatenations n=x//y such that n=x^2-y^2.at n=13A258482