Averages of twin prime pairs k such that k*3 and k/3 are squares.

Terms

a(0) =12a(1) =108a(2) =192a(3) =432a(4) =1452a(5) =2028a(6) =3468a(7) =4800a(8) =10092a(9) =18252a(10) =106032a(11) =139968a(12) =221952a(13) =284592a(14) =299568a(15) =355008a(16) =549552a(17) =618348a(18) =720300a(19) =786432a(20) =823728a(21) =961068a(22) =995328a(23) =1009200a(24) =1138368a(25) =1190700a(26) =1291008a(27) =1529388a(28) =1537968a(29) =1651692