cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A070796 Integers n such that the 'Reverse and Add!' trajectory of n joins the trajectory of 106.

Original entry on oeis.org

106, 152, 179, 205, 251, 278, 304, 350, 377, 379, 403, 476, 478, 479, 502, 509, 575, 577, 578, 601, 608, 674, 676, 677, 700, 707, 773, 775, 776, 806, 872, 874, 875, 905, 971, 973, 974, 1019, 1054, 1060, 1082, 1093, 1109, 1144, 1150, 1172, 1183, 1199
Offset: 1

Views

Author

Klaus Brockhaus, May 07 2002

Keywords

Examples

			The trajectory of 707 is part of the trajectory of 106; the trajectory of 775 joins the trajectory of 106 at 48884 after 5 steps.
		

Crossrefs

Programs

  • Mathematica
    limit = 10^3; x = NestList[ # + IntegerReverse[#] &, 106, limit];
    Select[Range[1199],
     Intersection[NestList[ # + IntegerReverse[#] &, #, limit],
    x] != {} &] (* Robert Price, Oct 20 2019 *)