126522domain: NAppears in sequencesTwice partition numbers.at n=43A139582Number of partitions of n times number of divisors of n.at n=42A141667Expansion of Product_{k>=1} (1 + x^k)/(1 - 2*x^k).at n=14A264685Dirichlet self-convolution of the integer partition numbers A000041.at n=43A323764