8004144

Appears in sequences

• Values of y in x^2 - 289 = 2*y^2.at n=23A106528
• Sum of the first n^2 squares.at n=16A109764
• a(n) = n^5 + 3*n^3 + 2*n = n*(n^2 + 1)*(n^2 + 2).at n=23A120573
• Largest area of triangles with integer sides and area = n times perimeter.at n=11A289156
• a(n) = [x^n] (x^5 + 5*x^4 + 4*x^3 - 3*x + 1)/(x^2 + 2*x - 1)^2.at n=17A361732