320503

Appears in sequences

• Generalized Fibonacci numbers.at n=13A015441
• Expansion of x^2/((1-2*x)*(1+3*x)).at n=14A091005
• Sum of odd powers of 2 and of 3 divided by 5.at n=6A096951
• Numerators of upper bounds for Lagrange remainder in Taylor's expansion of log((1+x)/(1-x)) for x=1/3, multiplied by 6/5.at n=6A096952
• Zsigmondy numbers for a = 3, b = 2: Zs(n, 3, 2) is the greatest divisor of 3^n - 2^n (A001047) that is relatively prime to 3^m - 2^m for all positive integers m < n.at n=25A109325
• a(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=12A329017