OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
EXAMPLE
2.1239637567217927468967597114534172113467537848307670072907...
MATHEMATICA
RealDigits[Log[4, 19], 10, 100][[1]] (* Vincenzo Librandi, Aug 30 2013 *)
CROSSREFS
Cf. decimal expansion of log_4(m): A094148 (m=3), A153201 (m=5), A153460 (m=6), A153615 (m=7), A154155 (m=10), A154176 (m=11), A154197 (m=12), A154224 (m=13), A154464 (m=14), A154543 (m=15), A154849 (m=17), A154909 (m=18), this sequence, A155183 (m=20), A155545 (m=21), A155695 (m=22), A155818 (m=23), A155936 (m=24).
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Oct 30 2009
STATUS
approved