XOR is A003987.
Table of n, a(n) for n=0..56.
Index entries for sequences defined by congruent products under XOR
Select[Range[0, 700], BitXor[8#, 13#]==21#&] (* Harvey P. Dale, May 02 2012 *)
Seems to be a superset of A115805. A115825 gives the terms not present in A115805. A115824 shows this sequence in binary.
Sequence in context: A207063 A230851 A265749 * A190721 A112926 A176747
Adjacent sequences: A115820 A115821 A115822 * A115824 A115825 A115826
Antti Karttunen, Feb 01 2006
Definition corrected by Harvey P. Dale, May 02 2012