Products of pairs of amicable numbers (see A063990).

Terms

a(0) =62480a(1) =1432640a(2) =7660880a(3) =27931280a(4) =39685376a(5) =116636864a(6) =179299575a(7) =318523136a(8) =4217802560a(9) =4494828240a(10) =4952759175a(11) =6067699000a(12) =7775676090a(13) =12285798525a(14) =15069863936a(15) =17358731325a(16) =20160203840a(17) =25845386480a(18) =30293400832