180307

Properties

Appears in sequences

• a(n) = prime(2^n) - n^2.at n=13A141102
• Number of vertices among all distinct circles that can be constructed from the 3 vertices and the equally spaced 3*n points placed on the sides of an equilateral triangle when every pair of the 3 + 3*n points are connected by a circle and where the points lie at the ends of the circle's diameter.at n=11A372731
• Prime numbersat n=16367