Product of aliquot divisors of composite n (1 and primes omitted).

Terms

a(0) =2a(1) =6a(2) =8a(3) =3a(4) =10a(5) =144a(6) =14a(7) =15a(8) =64a(9) =324a(10) =400a(11) =21a(12) =22a(13) =13824a(14) =5a(15) =26a(16) =27a(17) =784a(18) =27000a(19) =1024a(20) =33a(21) =34a(22) =35a(23) =279936a(24) =38a(25) =39a(26) =64000a(27) =74088a(28) =1936a(29) =2025