(Average of twin balanced prime pairs)/10.

Terms

a(0) =26a(1) =175a(2) =331a(3) =511a(4) =539a(5) =632a(6) =637a(7) =1265a(8) =1346a(9) =1475a(10) =1580a(11) =1591a(12) =1748a(13) =1822a(14) =1948a(15) =2333a(16) =2618a(17) =3010a(18) =3064a(19) =5362a(20) =5609a(21) =6221a(22) =6370a(23) =7135a(24) =7553a(25) =7756a(26) =7880a(27) =8092a(28) =8279a(29) =8344