Numbers k such that (25*10^k + 167) / 3 is prime.

Terms

a(0) =1a(1) =3a(2) =4a(3) =5a(4) =11a(5) =15a(6) =18a(7) =37a(8) =41a(9) =58a(10) =60a(11) =87a(12) =117a(13) =118a(14) =214a(15) =265a(16) =334a(17) =355a(18) =450a(19) =655a(20) =1695a(21) =1734a(22) =2183a(23) =3913a(24) =25313a(25) =32865