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%I #7 Aug 21 2023 09:50:16
%S 4,2,4,7,9,2,7,5,1,3,4,4,3,5,8,5,4,9,3,7,9,3,5,1,9,4,2,2,9,0,6,8,3,4,
%T 4,2,2,6,9,3,5,0,7,5,6,9,6,6,1,5,3,4,0,1,4,5,8,1,5,2,4,7,3,0,8,6,4,5,
%U 6,5,2,0,8,2,0,5,4,6,4,8,8,6,8,0,2,7,0,8,0,5,4,1,7,2,1,7,6,5,1
%N Decimal expansion of log_2 (19).
%H Vincenzo Librandi, <a href="/A154995/b154995.txt">Table of n, a(n) for n = 1..1000</a>
%H <a href="/index/Tra#transcendental">Index entries for transcendental numbers</a>
%e 4.2479275134435854937935194229068344226935075696615340145815...
%t RealDigits[Log[2, 19], 10, 100][[1]] (* _Vincenzo Librandi_, Aug 29 2013 *)
%Y Cf. decimal expansion of log_2(m): A020857 (m=3), A020858 (m=5), A020859 (m=6), A020860 (m=7), A020861 (m=9), A020862 (m=10), A020863 (m=11), A020864 (m=12), A152590 (m=13), A154462 (m=14), A154540 (m=15), A154847 (m=17), A154905 (m=18), this sequence, A155172 (m=20), A155536 (m=21), A155693 (m=22), A155793 (m=23), A155921 (m=24).
%K nonn,cons
%O 1,1
%A _N. J. A. Sloane_, Oct 30 2009
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