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%I #5 Aug 02 2015 12:50:53
%S 0,9,18,27,36,45,54,63,72,89,90,107,108,125,126,143,144,153,178,187,
%T 180,189,214,223,216,249,250,251,252,285,286,287,288,297,306,315,356,
%U 365,374,383,360,377,378,427,428,445,446,431,432,441,498,507,500,509,502
%N a(n) = n OR 9n, where OR is bitwise OR.
%t f[n_] := BitOr[n, 9n]; Array[f, 55, 0] (* _Robert G. Wilson v_, Jun 28 2010 *)
%Y Cf. A163617, A178890, A178891, A178892, A178893, A178894, A178895, A178897.
%K nonn
%O 0,2
%A _Dmitry Kamenetsky_, Jun 21 2010
%E More terms from _Robert G. Wilson v_, Jun 28 2010