Numbers k such that (16*10^k + 77)/3 is prime.

Terms

a(0) =0a(1) =1a(2) =4a(3) =11a(4) =12a(5) =24a(6) =33a(7) =42a(8) =52a(9) =58a(10) =87a(11) =114a(12) =143a(13) =169a(14) =227a(15) =292a(16) =544a(17) =1341a(18) =1498a(19) =5011a(20) =7295a(21) =14958a(22) =15577a(23) =103127a(24) =107140a(25) =118852a(26) =122871