A086796 a(n) is the number of terms in the expansion of (x+y+z)*(x^2+y^2+z^2)*(x^3+y^3+z^3)*...*(x^n+y^n+z^n).

3, 9, 24, 60, 130, 247, 429, 697, 1075, 1590, 2272, 3154