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A118533
Start with 1 and repeatedly reverse the digits and add 16 to get the next term.
8
1, 17, 87, 94, 65, 72, 43, 50, 21, 28, 98, 105, 517, 731, 153, 367, 779, 993, 415, 530, 51, 31, 29, 108, 817, 734, 453, 370, 89, 114, 427, 740, 63, 52, 41, 30, 19, 107, 717, 733, 353, 369, 979, 995, 615, 532, 251, 168, 877, 794, 513, 331, 149, 957
OFFSET
1,2
LINKS
N. J. A. Sloane and others, Sequences of RADD type, OEIS wiki.
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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
FORMULA
After 721 steps enters a cycle of length 90.
MATHEMATICA
NestList[FromDigits[Reverse[IntegerDigits[#]]]+16&, 1, 60] (* Harvey P. Dale, Jul 19 2011 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, May 06 2006
STATUS
approved