The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 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 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.

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