OFFSET
1,3
COMMENTS
Capacity dimension of the Gosper island.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
Eric Weisstein's World of Mathematics, Gosper Island
EXAMPLE
1.1291500681071592276091003343498170722864558223735851900908185246...
MATHEMATICA
RealDigits[(2 * Log[3])/Log[7], 10, 120][[1]] (* Harvey P. Dale, May 16 2012 *)
RealDigits[Log[7, 9], 10, 100][[1]] (* G. C. Greubel, Sep 02 2018 *)
PROG
(PARI) default(realprecision, 100); log(9)/log(7) \\ G. C. Greubel, Sep 02 2018
(Magma) SetDefaultRealField(RealField(100)); Log(9)/Log(7); // G. C. Greubel, Sep 02 2018
CROSSREFS
Cf. decimal expansion of log_7(m): A152713 (m = 2), A152945 (m = 3), A153103 (m = 4), A153203 (m = 5), A153463 (m = 6), A153755 (m = 8), this sequence, A154158 (m = 10), A154179 (m = 11), A154200 (m = 12), A154294 (m = 13), A154467 (m = 14), A154572 (m = 15), A154793 (m = 16), A154857 (m = 17), A154912 (m = 18), A155059 (m = 19), A155496 (m = 20), A155591 (m = 21), A155735 (m = 22), A155824 (m = 23), A155964 (m = 24).
KEYWORD
AUTHOR
Eric W. Weisstein, Oct 17 2005
STATUS
approved