Numbers k such that A007947(k) divides sigma(k) and A003557(k)-1 either divides A326143(k) [= A001065(k) - A007947(k)], or both are zero.

A336550

Numbers k such that A007947(k) divides sigma(k) and A003557(k)-1 either divides A326143(k) [= A001065(k) - A007947(k)], or both are zero.

Terms

    a(0) =6a(1) =24a(2) =28a(3) =96a(4) =120a(5) =234a(6) =384a(7) =496a(8) =936a(9) =1536a(10) =1638a(11) =6144a(12) =8128a(13) =24576a(14) =42588a(15) =98304a(16) =393216a(17) =1089270a(18) =1572864a(19) =6291456a(20) =25165824a(21) =33550336a(22) =100663296a(23) =115048440a(24) =402653184a(25) =1185125760a(26) =1610612736

External references