Numbers k such that sigma(k) == 10 (mod k).
A105869
Numbers k such that sigma(k) == 10 (mod k).
Terms
- a(0) =1a(1) =14a(2) =40a(3) =1696a(4) =518656a(5) =34358296576
External references
- oeis: A105869
A105869
Numbers k such that sigma(k) == 10 (mod k).