A016704 Decimal expansion of log(81).

4, 3, 9, 4, 4, 4, 9, 1, 5, 4, 6, 7, 2, 4, 3, 8, 7, 6, 5, 5, 8, 0, 9, 8, 0, 9, 4, 7, 6, 9, 0, 1, 0, 2, 8, 1, 8, 5, 8, 9, 9, 6, 2, 2, 3, 1, 2, 9, 0, 9, 9, 7, 8, 0, 6, 9, 3, 8, 7, 7, 7, 3, 3, 4, 5, 4, 9, 9, 7, 7, 1, 7, 2, 8, 7, 4, 4, 3, 5, 8, 6, 7, 4, 9, 4, 4, 6, 3, 0, 1, 9, 2, 5, 4, 9, 2, 8, 3, 5

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Examples

			4.394449154672438765580980947690102818589962231290997806938777334549977....
		

Links

• Harry J. Smith, Table of n, a(n) for n = 1..20000
• M. Abramowitz and I. A. Stegun, eds., Handbook of Mathematical Functions, National Bureau of Standards, Applied Math. Series 55, Tenth Printing, 1972 [alternative scanned copy].
• Index entries for transcendental numbers

Crossrefs

Cf. A016509 (continued fraction).

Programs

Magma

SetDefaultRealField(RealField(100)); Log(81); // G. C. Greubel, Sep 17 2018

Mathematica

RealDigits[Log[81],10,120][[1]] (* Harvey P. Dale, Feb 20 2012 *)

PARI

default(realprecision, 20080); x=log(81); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b016704.txt", n, " ", d)); \\ Harry J. Smith, May 24 2009

Formula

2 times A016632.