A118608 Start with 1 and repeatedly reverse the digits and add 19 to get the next term.

1, 20, 21, 31, 32, 42, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 820, 47, 93, 58, 104, 420, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 820, 47, 93, 58, 104, 420, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 820, 47, 93, 58, 104, 420, 43, 53, 54, 64, 65, 75, 76

Offset

1,2

Comments

After 6 steps enters a cycle of length 18.

Links

Table of n, a(n) for n=1..67.

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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

Crossrefs

Cf. A117828, A117816, A117817.

Sequence in context: A014368 A308238 A118865 * A176241 A075034 A363770

Adjacent sequences: A118605 A118606 A118607 * A118609 A118610 A118611

Keyword

base,nonn

Author

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

Status

approved