Distinct terms in A242017, listed in the order of their appearance.

Terms

a(0) =3a(1) =5a(2) =17a(3) =97a(4) =641a(5) =257a(6) =193a(7) =274177a(8) =65537a(9) =449a(11) =769a(13) =5441a(14) =5953a(15) =2424833a(16) =7873a(17) =2753a(18) =3329a(19) =10753a(20) =45592577a(21) =18433a(22) =4673a(23) =15937a(24) =444929a(25) =11777a(26) =12161a(27) =21698561a(28) =6977