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A022481 Describe previous term from the right (method B - initial term is 1). +0
11
1, 11, 12, 2111, 1321, 11213111, 1331112112, 211221133211, 12213212221221, 11221123112131112211, 122213311121123121122212, 211123122111312112211332112311 (list; graph; listen)
OFFSET

1,2

COMMENT

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

EXAMPLE

E.g. the term after 1321 is obtained by saying "1 once, 2 once, 3 once, 1 once", which gives 11213111.

CROSSREFS

Cf. A022488, A022514-A022520.

Adjacent sequences: A022478 A022479 A022480 this_sequence A022482 A022483 A022484

Sequence in context: A087304 A121808 A007651 this_sequence A034080 A107805 A110059

KEYWORD

nonn,base,easy,nice

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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