Numbers k such that sigma(k) == 0 (mod k+9).
A274563
Numbers k such that sigma(k) == 0 (mod k+9).
Terms
- a(0) =15a(1) =208a(2) =6976a(3) =8415a(4) =31815a(5) =351351a(6) =2077696a(7) =20487159a(8) =159030135a(9) =536559616a(10) =2586415095a(11) =137433972736
External references
- oeis: A274563