A022513 - OEIS

A022513

Describe previous term from the right (method A - initial term is 9).

9, 19, 1911, 211911, 21192112, 122112192112, 122112191112212211, 2122112231191112212211, 21221122311921132221221112, 12312211321321121921132221221112

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OFFSET

0,1

COMMENTS

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

LINKS

EXAMPLE

E.g., the term after 1911 is obtained by saying "two 1's, one 9, one 1", which gives 211911.

CROSSREFS

KEYWORD

nonn,base,easy,nice

AUTHOR

EXTENSIONS

More terms from Erich Friedman

STATUS

approved