Numbers k such that sigma(k) == 0 (mod k-9).
A274564
Numbers k such that sigma(k) == 0 (mod k-9).
Terms
- a(0) =6a(1) =7a(2) =8a(3) =10a(4) =11a(5) =15a(6) =19a(7) =24a(8) =33a(9) =105a(10) =33705a(11) =33624064
External references
- oeis: A274564
A274564
Numbers k such that sigma(k) == 0 (mod k-9).