575134560
domain: N
Appears in sequences
- LeastCommonMultiple({k+prime(k): 1<=k<=n}).at n=11A093571
- LeastCommonMultiple({k+prime(k): 1<=k<=n}).at n=12A093571
- LeastCommonMultiple({k+prime(k): 1<=k<=n}).at n=13A093571
- Numbers k such that sigma(k) >= sigma(k-2) + sigma(k-1) + sigma(k+1) + sigma(k+2).at n=9A226589
- Numbers n having a proper divisor d such that sigma(n) - k*d = k*n. Case k = 5.at n=1A291459
- Primitive 5-abundant numbers: Numbers k such that sigma(k) > 5k (A215264) all of whose proper divisors d are 5-deficient numbers (having sigma(d) < 5d).at n=14A307115
- Table read by rows: T(n, k) = A124320(n + 1, k) * A048993(n, k).at n=42A368584