10604499374
domain: N
Appears in sequences
- a(n) = sigma_9(n), the sum of the 9th powers of the divisors of n.at n=12A013957
- Numerator of sum of -9th powers of divisors of n.at n=12A017681
- a(n) = sigma_9(2n-1).at n=6A081866
- a(n) = Sum_{0<d|n, n/d odd} d^9.at n=12A096962
- a(0) = 0, a(n) = 13^(n-1) + 1.at n=10A141012
- a(n) = Sum_{d|n} (-1)^(d-1)*d^9.at n=12A321548
- a(n) = Sum_{d|n} (-1)^(n/d+1)*d^9.at n=12A321554
- a(n) = Sum_{d divides n} (-1)^(d + n/d) * d^9.at n=12A321565
- Sum of 9th powers of odd divisors of n.at n=12A321813
- a(n) = Sum_{d|n, d==1 (mod 4)} d^9 - Sum_{d|n, d==3 (mod 4)} d^9.at n=12A321825
- a(n) = Sum_{d|n, n/d==1 mod 4} d^9 - Sum_{d|n, n/d==3 mod 4} d^9.at n=12A321833
- Sum of the 9th powers of the squarefree divisors of n.at n=12A351272
- a(n) = n^9 * Product_{p|n, p prime} (1 + 1/p^9).at n=12A351304
- Sum of the 9th powers of the odd proper divisors of n.at n=25A352037