A033655 Trajectory of 19 under map x->x + (x-with-digits-reversed).

19, 110, 121, 242, 484, 968, 1837, 9218, 17347, 91718, 173437, 907808, 1716517, 8872688, 17735476, 85189247, 159487405, 664272356, 1317544822, 3602001953, 7193004016, 13297007933, 47267087164

Offset

0,1

Links

Table of n, a(n) for n=0..22.

Index entries for sequences related to Reverse and Add!

Mathematica

NestList[#+FromDigits[Reverse[IntegerDigits[#]]]&, 19, 30] (* Harvey P. Dale, Jan 24 2015 *)
NestList[#+IntegerReverse[#]&, 19, 30] (* Harvey P. Dale, Dec 18 2023 *)

Crossrefs

Sequence in context: A372010 A186105 A080442 * A245753 A164604 A142370

Adjacent sequences: A033652 A033653 A033654 * A033656 A033657 A033658

Keyword

nonn,base

Author

N. J. A. Sloane.

Status

approved