Numbers n whose abundance is 56.

Terms

a(0) =84a(1) =140a(2) =224a(3) =308a(4) =364a(5) =476a(6) =532a(7) =644a(8) =812a(9) =868a(10) =1036a(11) =1148a(12) =1204a(13) =1316a(14) =1372a(15) =1484a(16) =1652a(17) =1708a(18) =1876a(19) =1988a(20) =2044a(21) =2212a(22) =2324a(23) =2492a(24) =2716a(25) =2828a(26) =2884a(27) =2996a(28) =3052a(29) =3164