Numbers that are the sum of 2 nonzero squares in exactly 3 ways.

Terms

a(0) =325a(1) =425a(2) =650a(3) =725a(4) =845a(5) =850a(6) =925a(7) =1025a(8) =1250a(9) =1300a(10) =1325a(11) =1445a(12) =1450a(13) =1525a(14) =1690a(15) =1700a(16) =1825a(17) =1850a(18) =2050a(19) =2225a(20) =2425a(21) =2525a(22) =2600a(23) =2650a(24) =2725a(25) =2825a(26) =2873a(27) =2890a(28) =2900a(29) =2925