Squares of the form semiprime(n) + prime(n).

Terms

a(0) =9a(1) =25a(2) =64a(3) =81a(4) =400a(5) =576a(6) =1024a(7) =1296a(8) =2304a(9) =2704a(10) =4096a(11) =7225a(12) =7744a(13) =10816a(14) =14884a(15) =15376a(16) =19044a(17) =20736a(18) =22500a(19) =25600a(20) =26244a(21) =28900a(22) =33124a(23) =35344a(24) =39601a(25) =41616a(26) =46656a(27) =47961a(28) =48400a(29) =52900