OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
EXAMPLE
2.7712437491614222600679283070824577180664713345942434793689...
MATHEMATICA
RealDigits[Log[3, 21], 10, 120][[1]] (* Vincenzo Librandi, Aug 29 2013 *)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Oct 30 2009
STATUS
approved