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A004637 Cubes written in base 7. 1
1, 11, 36, 121, 236, 426, 1000, 1331, 2061, 2626, 3611, 5016, 6256, 11000, 12561, 14641, 20216, 23001, 25666, 32216, 36000, 43021, 50321, 55206, 63361, 102146, 111246, 121000, 131051, 141501, 152566, 164351, 206526, 222406, 236000, 253011, 300451, 315656, 334641 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..5000

FORMULA

a(n) = A007093(n^3) = A007093(A000578(n)). - Vincenzo Librandi, Oct 15 2015

MATHEMATICA

FromDigits[IntegerDigits[#, 7]]&/@(Range[40]^3) (* Harvey P. Dale, Feb 24 2013 *)

Table[FromDigits[IntegerDigits[n^3, 7]], {n, 40}] (* Vincenzo Librandi, Oct 15 2015 *)

PROG

(MAGMA) [Seqint(Intseq(n^3, 7)): n in [1..40]]; // Vincenzo Librandi, Oct 15 2015

(PARI) for(n=1, 40, print1(fromdigits(digits(n^3, 7)), ", ")) \\ G. C. Greubel, Sep 10 2018

CROSSREFS

Cf. A000578, A007093.

Sequence in context: A034309 A005000 A006505 * A191296 A052526 A306498

Adjacent sequences:  A004634 A004635 A004636 * A004638 A004639 A004640

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane

EXTENSIONS

Changed offset and more terms from Vincenzo Librandi, Oct 15 2015

STATUS

approved

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Last modified February 22 12:00 EST 2020. Contains 332135 sequences. (Running on oeis4.)