A192200 Monotonic ordering of nonnegative differences 9^i-5^j, for 40>= i>=0, j>=0.

0, 4, 8, 56, 76, 80, 104, 604, 704, 724, 728, 3436, 5936, 6436, 6536, 6556, 6560, 43424, 55924, 58424, 58924, 59024, 59044, 59048, 140816, 453316, 515816, 528316, 530816, 531316, 531416, 531436, 531440, 2829844, 4392344, 4704844, 4767344, 4779844, 4782344

Offset: 1

Author

Clark Kimberling, Jun 25 2011

Keywords

• nonn

Crossrefs

Cf. A192199.

Programs

Mathematica

c = 9; d = 5; t[i_, j_] := c^i - d^j;
u = Table[t[i, j], {i, 0, 40}, {j, 0, i*Log[d, c]}];
v = Union[Flatten[u ]]