Primes of the form |2^i - 3^j|, i >= 1, j >= 1.

Terms

a(0) =5a(1) =7a(2) =11a(3) =13a(4) =17a(5) =19a(6) =23a(7) =29a(8) =37a(9) =47a(10) =61a(11) =73a(12) =79a(13) =101a(14) =139a(15) =179a(16) =211a(17) =227a(18) =229a(19) =239a(20) =241a(21) =269a(22) =431a(23) =503a(24) =509a(25) =601a(26) =727a(27) =997a(28) =1021a(29) =1163