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A079585
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Decimal expansion of c = (1/2)*(7-sqrt(5)) = 2.3819660112501...
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4
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2, 3, 8, 1, 9, 6, 6, 0, 1, 1, 2, 5, 0, 1, 0, 5, 1, 5, 1, 7, 9, 5, 4, 1, 3, 1, 6, 5, 6, 3, 4, 3, 6, 1, 8, 8, 2, 2, 7, 9, 6, 9, 0, 8, 2, 0, 1, 9, 4, 2, 3, 7, 1, 3, 7, 8, 6, 4, 5, 5, 1, 3, 7, 7, 2, 9, 4, 7, 3, 9, 5, 3, 7, 1, 8, 1, 0, 9, 7, 5, 5, 0, 2, 9, 2, 7, 9, 2, 7, 9, 5, 8, 1, 0, 6, 0, 8, 8, 6, 2, 5, 1, 5, 2, 4
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| J.-P. Allouche & J. Shallit, Automatic sequences, Cambridge Univeristy Press, 2003, p 65
Alfred S. Posamentier & Ingmar Lehmann, [Phi], The Glorious Golden Ratio, Prometheus Books, 2011, page 75.
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LINKS
| Stanley Rabinowitz, A note on the sum 1/w_{k2^n}, Missouri J. Math. Sci. vol. 10, no. 3 (1998) pp 141-146.
Weisstein, Eric W., Millin Series, [From Rick L. Shepherd (rshepherd2(AT)hotmail.com), Aug 13 2009]
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FORMULA
| c=sum(k>=0, 1/F(2^k) ) where F(k) denotes the k-th Fibonacci number; c=sum(k>=0, 1/A058635(k))
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MATHEMATICA
| RealDigits[4 - GoldenRatio, 10, 111][[1]] (* Robert G. Wilson v, Jan 31 2012 *)
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CROSSREFS
| Cf. A058635.
c = 4 - A001622 = 7/2 - 10*A020837.
Sequence in context: A202688 A021046 A138180 * A058485 A204907 A011326
Adjacent sequences: A079582 A079583 A079584 * A079586 A079587 A079588
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KEYWORD
| cons,nonn
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AUTHOR
| Benoit Cloitre (benoit7848c(AT)orange.fr), Jan 26 2003
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