141557760
domain: N
Appears in sequences
- a(n) is the least k with n prime factors (counting multiplicity) such that the sum of these n factors divides k. First member of A036844 with n prime factors.at n=23A104465
- Hankel transform of quadruple factorial numbers A001813.at n=3A137565
- Number of invertible octonions over Z/nZ.at n=11A239441
- Product_{i=1..n} A173557(i).at n=16A239682