Composite squarefree numbers n such that each p-sopfr(n) divides n+sopfr(n), where p runs through the prime factors of n, and where sopfr(n) is the sum of the prime factors of n (A001414).

A228303

Composite squarefree numbers n such that each p-sopfr(n) divides n+sopfr(n), where p runs through the prime factors of n, and where sopfr(n) is the sum of the prime factors of n (A001414).

Terms

    a(0) =105a(1) =805a(2) =4147a(3) =6745a(4) =37411a(5) =55309a(6) =68593a(7) =252433a(8) =281177a(9) =560101a(10) =754261a(11) =774397a(12) =1698391a(13) =4052093a(14) =10102441a(15) =15571753a(16) =26117137a(17) =26238073a(18) =26449711a(19) =28949077a(20) =29261497a(21) =46273753a(22) =58499101a(23) =64611121a(24) =72766297a(25) =112871581a(26) =133506361a(27) =198410339a(28) =502541443

External references