2092490071domain: NAppears in sequencesGeneralized Fibonacci numbers.at n=21A015441Expansion of x^2/((1-2*x)*(1+3*x)).at n=22A091005Sum of odd powers of 2 and of 3 divided by 5.at n=10A096951a(n) = p(0,n), where p(x,n) is the strong divisibility sequence of polynomials based on sqrt(3/2) as in A328644.at n=20A329017