Composite numbers k such that k-A238525(k) and k+A238525(k) are prime.

Terms

a(0) =6a(1) =10a(2) =12a(3) =22a(4) =142a(5) =274a(6) =382a(7) =694a(8) =862a(9) =922a(10) =2122a(11) =2182a(12) =2962a(13) =3334a(14) =3862a(15) =4054a(16) =4282a(17) =4474a(18) =5374a(19) =6514a(20) =6742a(21) =6934a(22) =7534a(23) =7702a(24) =8254a(25) =8482a(26) =8674a(27) =8962a(28) =10042a(29) =10834