Sum of primes < n^2.

Terms

a(0) =0a(1) =0a(2) =5a(3) =17a(4) =41a(5) =100a(6) =160a(7) =328a(8) =501a(9) =791a(10) =1060a(11) =1593a(12) =2127a(13) =2914a(14) =3831a(15) =4661a(16) =6081a(17) =7982a(18) =9523a(19) =11599a(20) =13887a(21) =16840a(22) =20059a(23) =23592a(24) =26940a(25) =32353a(26) =37561a(27) =42468a(28) =48494a(29) =55837