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A022500 Describe the previous term! (method B - initial term is 4). +0
9
4, 41, 4111, 4113, 411231, 4112213111, 411222113113, 41122312311231, 4112223111213112213111, 41122331132111311222113113, 411222321231211331122312311231 (list; graph; listen)
OFFSET

0,1

COMMENT

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

EXAMPLE

E.g. the term after 4113 is obtained by saying "4 once, 1 twice, 3 once", which gives 411231.

CROSSREFS

Cf. A007651, A022470, A022499, A022501-A022505.

Adjacent sequences: A022497 A022498 A022499 this_sequence A022501 A022502 A022503

Sequence in context: A022515 A059730 A006825 this_sequence A076652 A078288 A089551

KEYWORD

nonn,base,easy,nice

AUTHOR

njas

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


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