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A022509
Describe previous term from the right (method A - initial term is 5).
1
5, 15, 1511, 211511, 21152112, 122112152112, 122112151112212211, 2122112231151112212211, 21221122311521132221221112, 12312211321321121521132221221112
OFFSET
0,1
COMMENTS
Method A = 'frequency' followed by 'digit'-indication.
EXAMPLE
The term after 1511 is obtained by saying "two 1's, one 5, one 1", which gives 211511.
CROSSREFS
KEYWORD
nonn,base,easy,nice
EXTENSIONS
More terms from Erich Friedman
STATUS
approved