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A022515 Describe previous term from the right (method B - initial term is 4). 1
4, 41, 1141, 114112, 21124112, 211241211221, 112212211141211221, 1122122111411322112212, 21112212223112411322112212, 21112212223112412112312311221321 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

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

EXAMPLE

E.g. the term after 1141 is obtained by saying "1 once, 4 once, 1 twice", which gives 114112.

CROSSREFS

Cf. A022481, A022488, A022514-A022520.

Sequence in context: A001908 A192547 A006129 * A172496 A059730 A006825

Adjacent sequences:  A022512 A022513 A022514 * A022516 A022517 A022518

KEYWORD

nonn,base,easy,nice

AUTHOR

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

EXTENSIONS

More terms from Patrick De Geest (pdg(AT)worldofnumbers.com), Jun 15 1999.

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Last modified February 15 13:05 EST 2012. Contains 205789 sequences.