Odd exceptional numbers: odd k such that A005179(k) < A037019(k).

Terms

a(0) =243a(1) =729a(2) =1215a(3) =2187a(4) =3645a(5) =6561a(6) =10935a(7) =15309a(8) =19683a(9) =32805a(10) =45927a(11) =54675a(12) =59049a(13) =98415a(14) =137781a(15) =164025a(16) =177147a(17) =216513a(18) =255879a(19) =273375a(20) =295245a(21) =334611a(22) =373977a(23) =413343a(24) =452709a(25) =492075a(26) =531441a(27) =570807a(28) =610173a(29) =649539