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A033564 a(n+1) = a(n) followed by a(n)+1. 0
1, 12, 1213, 12131214, 1213121412131215, 12131214121312151213121412131216, 1213121412131215121312141213121612131214121312151213121412131217 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..6.

MATHEMATICA

NestList[FromDigits[Join[IntegerDigits[#], IntegerDigits[#+1]]]&, 1, 6] (* Jayanta Basu, May 20 2013 *)

CROSSREFS

Sequence in context: A177090 A103269 A317955 * A301474 A054351 A080814

Adjacent sequences:  A033561 A033562 A033563 * A033565 A033566 A033567

KEYWORD

nonn,base

AUTHOR

Wolfgang Scheufele (ws(AT)pi3.informatik.uni-mannheim.de)

STATUS

approved

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Last modified May 13 11:50 EDT 2021. Contains 343839 sequences. (Running on oeis4.)