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A118531
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Start with 1 and repeatedly reverse the digits and add 14 to get the next term.
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1
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1, 15, 65, 70, 21, 26, 76, 81, 32, 37, 87, 92, 43, 48, 98, 103, 315, 527, 739, 951, 173, 385, 597, 809, 922, 243, 356, 667, 780, 101, 115, 525, 539, 949, 963, 383, 397, 807, 722, 241, 156, 665, 580, 99, 113, 325, 537, 749, 961, 183, 395, 607, 720
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listen;
history;
text;
internal format)
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OFFSET
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1,2
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
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FORMULA
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After 15 steps enters a cycle of length 72.
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MATHEMATICA
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NestList[FromDigits[Reverse[IntegerDigits[#]]]+14&, 1, 60] (* Harvey P. Dale, Jul 11 2013 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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