OFFSET
1,1
COMMENTS
Method A = 'frequency' followed by 'digit'-indication.
LINKS
Reinhard Zumkeller, Table of n, a(n) for n = 1..22
Eric Weisstein's World of Mathematics, Look and Say Sequence
Wikipedia, Look-and-say sequence
FORMULA
EXAMPLE
E.g. the term after 1211 is obtained by saying "two 1's, one 2, one 1", which gives 211211.
MATHEMATICA
PROG
(Haskell)
a022482 n = a022482_list !! (n-1)
a022482_list = iterate (a045918 . a004086) 2
-- Reinhard Zumkeller, Mar 02 2014
CROSSREFS
KEYWORD
nonn,base,easy,nice
AUTHOR
STATUS
approved