A118617 Start with 1 and repeatedly reverse the digits and add 31 to get the next term.

1, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54, 76, 98, 120, 52, 56, 96, 100, 32, 54

Offset

1,2

Comments

After 1 step enters a cycle of length 9.

Links

Table of n, a(n) for n=1..66.

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, 1).

Mathematica

NestList[FromDigits[Reverse[IntegerDigits[#]]]+31&, 1, 70] (* Harvey P. Dale, Dec 25 2012 *)
NestList[IntegerReverse[#]+31&, 1, 70] (* Harvey P. Dale, Aug 28 2021 *)

Crossrefs

Cf. A117828, A117816, A117817.

Sequence in context: A164998 A165000 A259723 * A259716 A033907 A033549

Adjacent sequences: A118614 A118615 A118616 * A118618 A118619 A118620

Keyword

base,nonn,less,easy

Author

Luc Stevens (lms022(AT)yahoo.com), May 08 2006

Status

approved