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A070790
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Integers n such that the 'Reverse and Add!' trajectory of n joins the trajectory of 3.
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2
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3, 6, 12, 15, 21, 24, 30, 33, 39, 42, 48, 51, 57, 60, 66, 69, 75, 78, 84, 87, 93, 96, 132, 159, 165, 177, 219, 231, 258, 264, 276, 318, 330, 357, 363, 375, 417, 429, 456, 462, 474, 516, 528, 555, 561, 573, 579, 615, 627, 654, 660, 672, 678, 699, 714, 726, 753
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OFFSET
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1,1
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LINKS
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EXAMPLE
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The trajectory of 6 is part of the trajectory of 3; the trajectory of 375 joins the trajectory of 3 at 9768 after 3 steps.
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MATHEMATICA
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limit = 10^3; x = NestList[ # + IntegerReverse[#] &, 3, limit];
Select[Range[753],
Intersection[NestList[ # + IntegerReverse[#] &, #, limit],
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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