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A023374 a(n+1) = a(n) converted to base 6 from base 4 (written in base 10). 1
4, 6, 8, 12, 18, 38, 80, 252, 774, 3896, 27336, 392052, 12756858, 1092415586, 472453446242, 868902360858434, 14376632914669134314, 4036674523648432177160942, 42789537408024230796663412027268, 59409405891012099909331444455597205552902 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..32

MATHEMATICA

NestList[FromDigits[IntegerDigits[#, 4], 6]&, 4, 20] (* Harvey P. Dale, Apr 14 2014 *)

CROSSREFS

Sequence in context: A234523 A178549 A244408 * A053016 A078785 A308875

Adjacent sequences:  A023371 A023372 A023373 * A023375 A023376 A023377

KEYWORD

nonn

AUTHOR

David W. Wilson

EXTENSIONS

a(19) from Vincenzo Librandi, Apr 15 2014

STATUS

approved

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Last modified May 8 07:02 EDT 2021. Contains 343653 sequences. (Running on oeis4.)