A118146 Start with 1 and repeatedly reverse the digits and add 49 to get the next term.

1, 50, 54, 94, 98, 138, 880, 137, 780, 136, 680, 135, 580, 134, 480, 133, 380, 132, 280, 131, 180, 130, 80, 57, 124, 470, 123, 370, 122, 270, 121, 170, 120, 70, 56, 114, 460, 113, 360, 112, 260, 111, 160, 110, 60, 55, 104, 450, 103, 350, 102, 250, 101, 150, 100

Offset

1,2

Comments

After 1 step enters a cycle of 54.

Links

Table of n, a(n) for n=1..55.

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

Mathematica

NestList[FromDigits[Reverse[IntegerDigits[#]]]+49&, 1, 80]
NestList[IntegerReverse[#]+49&, 1, 70] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Aug 22 2016 *)

Crossrefs

Cf. A117828, A117816, A117817.

Sequence in context: A215908 A052261 A295155 * A349210 A114504 A227548

Adjacent sequences: A118143 A118144 A118145 * A118147 A118148 A118149

Keyword

base,nonn,less

Author

Luc Stevens (lms022(AT)yahoo.com), May 14 2006

Status

approved