Numbers of the form (2^i)*(13^j).

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =13a(5) =16a(6) =26a(7) =32a(8) =52a(9) =64a(10) =104a(11) =128a(12) =169a(13) =208a(14) =256a(15) =338a(16) =416a(17) =512a(18) =676a(19) =832a(20) =1024a(21) =1352a(22) =1664a(23) =2048a(24) =2197a(25) =2704a(26) =3328a(27) =4096a(28) =4394a(29) =5408