OFFSET
1,1
EXAMPLE
After 211 the next term is obtained by replacing 2 with 2+1+1, 1 by 1+1 and retaining the least significant digit and it is 421.
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Jul 29 2005
EXTENSIONS
More terms from Michael J. Sell (mjs589(AT)psu.edu), Mar 19 2006
STATUS
approved