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A004669 Powers of 3 written in base 27. 1
1, 3, 9, 10, 30, 90, 100, 300, 900, 1000, 3000, 9000, 10000, 30000, 90000, 100000, 300000, 900000, 1000000, 3000000, 9000000, 10000000, 30000000, 90000000, 100000000, 300000000, 900000000, 1000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Similar to powers of 2 in base 8 (A004647) or 16 (A004655). - M. F. Hasler, Jun 22 2018

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..1000

MATHEMATICA

Table[FromDigits[IntegerDigits[3^n, 27]], {n, 0, 100}] (* G. C. Greubel, Oct 12 2018 *)

PROG

(PARI) apply( a(n)=3^(n%3)*10^(n\3) \\ M. F. Hasler, Jun 22 2018

CROSSREFS

Cf. A000079, A004643, ..., A004655: powers of 2 written in base 10, 4, 5, ..., 16.

Cf. A000244, A004656, A004658, A004659, ..., A004668: powers of 3 in base 10, 2, 4, 5, ..., 26.

Sequence in context: A308084 A136852 A031115 * A173242 A335030 A335029

Adjacent sequences:  A004666 A004667 A004668 * A004670 A004671 A004672

KEYWORD

nonn,easy,base

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified June 1 09:27 EDT 2020. Contains 334759 sequences. (Running on oeis4.)