Numbers k such that 44*10^k + 3 is prime.

Terms

a(0) =0a(1) =1a(2) =6a(3) =7a(4) =27a(5) =51a(6) =67a(7) =69a(8) =115a(9) =153a(10) =346a(11) =351a(12) =1152a(13) =1807a(14) =2508a(15) =4470a(16) =4875a(17) =5277a(18) =7527a(19) =10339a(20) =11407a(21) =21807a(22) =26199a(23) =46473a(24) =68368a(25) =181029