13841287202
domain: N
Appears in sequences
- a(n) = sigma_12(n), the sum of the 12th powers of the divisors of n.at n=6A013960
- Numerator of sum of -12th powers of divisors of n.at n=6A017687
- a(n) = 7^n + 1.at n=12A034491
- Numbers of the form (7^{mr}-1)/(7^r-1) for positive integers m, r.at n=30A076286
- a(n) = 7^n + 1 - 0^n.at n=12A103458
- a(n) = smallest number that leads to a new cycle under the base-7 Kaprekar map of A165071.at n=14A165087
- Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where A(n,k) is Sum_{d|n} d^(k*(d-1)).at n=42A308701
- a(n) = Sum_{d|n} d^(2*(d-1)).at n=6A308753
- a(n) = Sum_{d|n} (-1)^(d-1)*d^12.at n=6A321551
- a(n) = Sum_{d|n} (-1)^(n/d+1)*d^12.at n=6A321557
- a(n) = Sum_{d divides n} (-1)^(d + n/d) * d^12.at n=6A321809
- Sum of 12th powers of odd divisors of n.at n=6A321816
- Sum of 12th powers of odd divisors of n.at n=13A321816
- a(n) = Sum_{d|n, n/d odd} d^12 for n > 0.at n=6A321820
- a(n) = Sum_{d|n} 7^(d-1).at n=12A339687
- Sum of the 6th powers of the square divisors of n.at n=48A351311