A118865 Start with 1 and repeatedly place the first digit at the end of the number and add 19.

1, 20, 21, 31, 32, 42, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 100, 20, 21, 31, 32, 42, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 100, 20, 21, 31, 32, 42, 43, 53, 54, 64, 65, 75, 76, 86, 87, 97, 98, 108, 100, 20, 21, 31, 32, 42, 43, 53, 54, 64, 65, 75, 76, 86, 87

Offset

1,2

Comments

After 1 step the sequence enters a cycle of length 18.

Links

Table of n, a(n) for n=1..69.

Crossrefs

Sequence in context: A008940 A014368 A308238 * A118608 A176241 A075034

Adjacent sequences: A118862 A118863 A118864 * A118866 A118867 A118868

Keyword

base,nonn

Author

Luc Stevens (lms022(AT)yahoo.com), May 24 2006

Status

approved