Numbers whose binary expansion generates rotationally symmetric XOR-triangles.

Terms

a(0) =0a(1) =1a(2) =11a(3) =13a(4) =39a(5) =57a(6) =83a(7) =91a(8) =101a(9) =109a(10) =151a(11) =233a(12) =543a(13) =599a(14) =659a(15) =731a(16) =805a(17) =877a(18) =937a(19) =993a(20) =1379a(21) =1483a(22) =1589a(23) =1693a(24) =2359a(25) =2391a(26) =2439a(27) =2535a(28) =3609a(29) =3705