| a(n)= A041025(n-1)^2, n>=1, a(0)=0.
a(n)= 65*a(n-1) + 65*a(n-2) - a(n-3), n>=3; a(0)=0, a(1)=1, a(2)=64.
a(n)= 66*a(n-1) - a(n-2) - 2*(-1)^n, n>=2; a(0)=0, a(1)=1.
a(n)= (T(n, 33)-(-1)^n)/34 with the Chebyshev's polynomials of the first kind: T(n, 33)=A099370(n).
G.f.: x*(1-x)/((1-66*x+x^2)*(1+x)) = x*(1-x)/(1-65*x-65*x^2+x^3).
a(n)=-(1/34)*(-1)^n+(1/68)*[33+8*sqrt(17)]^n+(1/68)*[33-8*sqrt(17)]^n, with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), Aug 28 2008]
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