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A155183 Decimal expansion of log_4 (20). 18
2, 1, 6, 0, 9, 6, 4, 0, 4, 7, 4, 4, 3, 6, 8, 1, 1, 7, 3, 9, 3, 5, 1, 5, 9, 7, 1, 4, 7, 4, 4, 6, 9, 5, 0, 8, 7, 9, 3, 2, 4, 1, 5, 6, 9, 6, 5, 1, 2, 2, 9, 0, 3, 0, 6, 0, 2, 7, 3, 7, 8, 1, 9, 7, 9, 0, 7, 9, 6, 7, 3, 8, 8, 3, 0, 4, 3, 1, 2, 6, 0, 7, 9, 2, 5, 0, 6, 9, 8, 7, 1, 6, 7, 9, 6, 8, 5, 0, 7 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
Equals 1/2+ A154155 = 1 + A153201. - R. J. Mathar, May 25 2023
EXAMPLE
2.1609640474436811739351597147446950879324156965122903060273...
MATHEMATICA
RealDigits[Log[4, 20], 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), A155004 (m=19), this sequence, A155545 (m=21), A155695 (m=22), A155818 (m=23), A155936 (m=24).
Sequence in context: A187784 A370901 A198812 * A211173 A163553 A078503
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Oct 30 2009
STATUS
approved

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)