Semiprimes s such that s^2 is expressible as the sum of two positive cubes.

Terms

a(0) =4a(1) =671a(2) =1261a(3) =6371a(4) =127499a(5) =377567a(6) =897623a(7) =1984009a(8) =4266107a(9) =4870741a(10) =4974061a(11) =5491823a(12) =24923137a(13) =26784757a(14) =28192247a(15) =33601933a(16) =36295069a(17) =44091347a(18) =44988481a(19) =61717319a(20) =95327051a(21) =97587433a(22) =99712367a(23) =142798573a(24) =149982097a(25) =193405967