208813

Appears in sequences

• Number of trisubstituted alkanes C_n H_{2n-1} X_2 Y with n carbon atoms.at n=12A135142
• The number of regions formed inside an isosceles triangle by straight line segments mutually connecting all vertices and all points that divide the two equal length sides into n equal parts; the base of the triangle contains no points other than its vertices.at n=30A332953
• Numbers k such that k plus the sum of the fifth powers of the digits of k is a cube.at n=24A341286