Averages of twin primes of the form : i^2+j^2, as sum of two squares.

Terms

a(0) =180a(1) =522a(2) =810a(3) =1620a(4) =1872a(5) =2088a(6) =2340a(7) =3258a(8) =3330a(9) =4050a(10) =4338a(11) =4932a(12) =5652a(13) =5850a(14) =6570a(15) =6660a(16) =6948a(17) =7488a(18) =8010a(19) =8388a(20) =8820a(21) =9000a(22) =10530a(23) =10890a(24) =11700a(25) =12240a(26) =14562a(27) =15138a(28) =16362a(29) =16452