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A118865 Start with 1 and repeatedly place the first digit at the end of the number and add 19. 0
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 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
After 1 step the sequence enters a cycle of length 18.
LINKS
CROSSREFS
Sequence in context: A008940 A014368 A308238 * A118608 A176241 A075034
KEYWORD
base,nonn
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), May 24 2006
STATUS
approved

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Last modified February 26 02:20 EST 2024. Contains 370335 sequences. (Running on oeis4.)