29321domain: NAppears in sequencesPoincaré series [or Poincare series] P(C#_{3,2}; x).at n=31A124630a(n) = prime(n) * prime(2*n-1).at n=28A219603Partial sums of the sum of the 5th powers of the divisors of n: Sum_{i=1..n} sigma_5(i).at n=6A248076