Nearest prime to (2^(e^-gamma))^n, where gamma is the Euler-Mascheroni constant.

Terms

a(0) =2a(1) =3a(2) =5a(3) =7a(4) =11a(5) =17a(6) =23a(7) =31a(8) =47a(9) =73a(10) =107a(11) =157a(12) =233a(13) =347a(14) =509a(15) =743a(16) =1103a(17) =1627a(18) =2399a(19) =3541a(20) =5227a(21) =7717a(22) =11383a(23) =16811a(24) =24799a(25) =36599a(26) =54011a(27) =79699a(28) =117619a(29) =173573