389642domain: NAppears in sequencesa(n) = lcm(n, Fibonacci(n)).at n=21A014965Fibonacci sequence beginning 0, 22.at n=22A022356a(n) = n*Fibonacci(n).at n=22A045925Duplicate of A045925.at n=22A116562Expansion of Product_{k>0} 1/theta_3(q^k), where theta_3() is the Jacobi theta function.at n=32A320068