login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A023377 a(n+1) = a(n) converted to base 9 from base 4 (written in base 10). 1
4, 9, 19, 84, 819, 19929, 4968964, 32299934229, 22650860119442104, 64622859204336398690105709, 37417737354038427535937949715303251763909, 10839565003114573305286763426362520300989660289144540301999534964 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

John Cerkan, Table of n, a(n) for n = 1..17

MATHEMATICA

NestList[FromDigits[IntegerDigits[#, 4], 9]&, 4, 15] (* Harvey P. Dale, May 21 2012 *)

CROSSREFS

Sequence in context: A183304 A359278 A241351 * A187408 A211055 A336025

Adjacent sequences: A023374 A023375 A023376 * A023378 A023379 A023380

KEYWORD

nonn,base

AUTHOR

David W. Wilson

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 31 03:00 EDT 2023. Contains 361626 sequences. (Running on oeis4.)