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Monotonic ordering of nonnegative differences 6^i-3^j, for 40>= i>=0, j>=0.
3

%I #6 Oct 21 2019 14:49:28

%S 0,3,5,9,27,33,35,135,189,207,213,215,567,1053,1215,1269,1287,1293,

%T 1295,5589,7047,7533,7695,7749,7767,7773,7775,26973,40095,44469,45927,

%U 46413,46575,46629,46647,46653,46655,85293,102789,220887,260253,273375,277749

%N Monotonic ordering of nonnegative differences 6^i-3^j, for 40>= i>=0, j>=0.

%t c = 6; d = 3; t[i_, j_] := c^i - d^j;

%t u = Table[t[i, j], {i, 0, 40}, {j, 0, i*Log[d, c]}];

%t v = Union[Flatten[u ]]

%Y Cf. A192151.

%K nonn

%O 1,2

%A _Clark Kimberling_, Jun 24 2011