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A022507 Describe previous term from the right (method A - initial term is 3). 9
3, 13, 1311, 211311, 21132112, 122112132112, 122112131112212211, 2122112231131112212211, 21221122311321132221221112, 12312211321321121321132221221112 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

Method A = 'frequency' followed by 'digit'-indication.

EXAMPLE

E.g. the term after 1311 is obtained by saying "two 1's, one 3, one 1", which gives 211311.

CROSSREFS

Cf. A022506, A006711, A022482, A022508-A022513.

Sequence in context: A006715 A177362 A138487 * A108583 A127855 A087333

Adjacent sequences:  A022504 A022505 A022506 * A022508 A022509 A022510

KEYWORD

nonn,base,easy,nice

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

EXTENSIONS

More terms from Erich Friedman (erich.friedman(AT)stetson.edu).

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Last modified February 16 19:44 EST 2012. Contains 205950 sequences.