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Search: id:A022488
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A022488 Describe previous term from the right (method B - initial term is 2). +0
9
2, 21, 1121, 112112, 21122112, 2112221221, 112211231221, 1122113121122212, 21112312211131122212, 211123123113221131211321, 112131122111311222311231211131211321 (list; graph; listen)
OFFSET

1,1

COMMENT

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

EXAMPLE

E.g. the term after 1121 is obtained by saying "1 once, 2 once, 1 twice", which gives 112112.

CROSSREFS

Cf. A022481, A022514-A022520.

Sequence in context: A139164 A019994 A015193 this_sequence A052157 A050204 A022470

Adjacent sequences: A022485 A022486 A022487 this_sequence A022489 A022490 A022491

KEYWORD

nonn,base,easy,nice

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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