Numbers k such that (19*10^k - 43)/3 is prime.

Terms

a(0) =2a(1) =21a(2) =29a(3) =40a(4) =46a(5) =58a(6) =64a(7) =84a(8) =90a(9) =96a(10) =452a(11) =530a(12) =566a(13) =1133a(14) =4584a(15) =9059a(16) =11753a(17) =21636a(18) =23168a(19) =38867a(20) =56597a(21) =56933a(22) =63960a(23) =66878a(24) =75518a(25) =82270a(26) =83894a(27) =84144a(28) =108176a(29) =122836