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Search: id:A102447
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| A102447 |
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Decimal expansion of log_3 20. |
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+0
1
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| 2, 7, 2, 6, 8, 3, 3, 0, 2, 7, 8, 6, 0, 8, 4, 2, 0, 4, 1, 3, 9, 6, 0, 9, 4, 6, 3, 6, 3, 6, 4, 1, 6, 2, 1, 0, 4, 9, 0, 7, 1, 0, 3, 6, 4, 6, 9, 2, 9, 8, 1, 0, 5, 4, 4, 7, 9, 4, 2, 0, 0, 2, 8, 2, 4, 7, 2, 8, 6, 2, 6, 7, 8, 9, 5, 2, 8, 5, 5, 4, 3, 3, 7, 7, 7, 9, 3, 8, 4, 9, 0, 8, 5, 8, 4, 3, 2, 9, 8, 2, 5, 6, 1, 2, 0
(list; cons; graph; listen)
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OFFSET
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1,1
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COMMENT
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Hausdorff dimension of Menger sponge.
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REFERENCES
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Manfred Schroeder, Fractals, Chaos, Power Laws, Freeman,1991, p. 179.
Ian Stewart, Does God Play Dice?, The New Mathematics of Chaos, 2nd Ed., Blackwell Pub'l., Malden MA, 2002, p. 207.
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LINKS
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C. C. Bergemann, PlanetMath.org, Menger sponge
O. Knill, Menger Sponge
School of Mathematics and Statistics, University of St Andrews, Scotland, Abram Samoilovitch Besicovitch.
Turnbull WWW Server, Felix Hausdorff.
Wikipedia, The Free Encyclopedia, Hausdorff dimension.
Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics
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EXAMPLE
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2.72683302786084204139609463636416210490710364692981054479420028247...
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MATHEMATICA
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RealDigits[ Log[3, 20], 10, 111][[1]]
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CROSSREFS
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Cf. A100831, A102525, A113210, A152564.
Sequence in context: A021371 A157513 A087706 this_sequence A151869 A010697 A088666
Adjacent sequences: A102444 A102445 A102446 this_sequence A102448 A102449 A102450
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KEYWORD
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cons,nonn
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AUTHOR
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Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 23 2005
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