login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Please make a donation to keep the OEIS running. In 2018 we replaced the server with a faster one, added 20000 new sequences, and reached 7000 citations (often saying "discovered thanks to the OEIS").
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A034907 a(n) in base 10 is a(n-1) in base a(n-1). 0
11, 12, 14, 18, 26, 58, 298, 180298, 190534583862796232642707594 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

a(10) already has 684 digits, a(11) has 466681 digits and are too large to include. - Stefan Steinerberger, Apr 16 2006

LINKS

Table of n, a(n) for n=0..8.

EXAMPLE

18 in base 18 = 26 in base 10.

MATHEMATICA

a[1]:=11; a[n_]:=FromDigits[IntegerDigits[a[n-1]], a[n-1]]; Table[a[n], {n, 1, 10}] (* Stefan Steinerberger, Apr 16 2006 *)

NestList[FromDigits[IntegerDigits[#], #]&, 11, 10] (* Harvey P. Dale, Mar 04 2012 *)

CROSSREFS

Sequence in context: A177902 A108722 A246139 * A045987 A121978 A274566

Adjacent sequences:  A034904 A034905 A034906 * A034908 A034909 A034910

KEYWORD

base,easy,nonn,nice

AUTHOR

Erich Friedman

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 18 23:46 EST 2018. Contains 318245 sequences. (Running on oeis4.)