Maximum value of sigma(x) * sigma(y) * sigma(z), where x + y + z = n.

Terms

a(0) =1a(1) =3a(2) =9a(3) =27a(4) =36a(5) =63a(6) =84a(7) =147a(8) =196a(9) =343a(10) =336a(11) =588a(12) =576a(13) =1008a(14) =864a(15) =1728a(16) =1152a(17) =2160a(18) =1872a(19) =2700a(20) =2340a(21) =4032a(22) =2925a(23) =5040a(24) =4368a(25) =6300a(26) =5460a(27) =9408a(28) =6552a(29) =11760