A118216 - OEIS

A118216

Start with 1 and repeatedly reverse the digits and add 69 to get the next term.

1, 70, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136, 700, 76, 136

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..58.

N. J. A. Sloane and others, Sequences of RADD type, OEIS wiki.

EXAMPLE

After 2 steps enters a cycle of 3.

MATHEMATICA

NestList[FromDigits[Reverse[IntegerDigits[#]]]+69&, 1, 70] (* or *) PadRight[{1, 70}, 70, {136, 700, 76}] (* Harvey P. Dale, Mar 26 2015 *)

CROSSREFS

Cf. A117828, A117816, A117817.