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A048835
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Decimal expansion of third Smarandache constant.
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1
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7, 1, 9, 9, 6, 0, 7, 0, 0, 0, 4, 3, 7, 0, 8, 0, 2, 2, 6, 7, 1, 7, 1, 2, 9, 0, 2, 8, 4, 0, 7, 8, 4, 4, 9, 4, 1, 3, 4, 1, 2, 4, 9, 0, 5, 6, 7, 4, 8, 9, 2, 6, 0, 1, 9, 1, 5, 1, 5, 3, 4, 0, 0, 4, 2, 0, 8, 8, 1, 8, 1, 1, 8, 4, 6, 0, 1, 4, 4, 5, 6, 5, 0, 6, 4, 7, 3, 8, 4, 9, 2, 3, 8, 5, 8, 5, 3, 8, 7, 7
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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REFERENCES
| I. Cojocaru, S. Cojocaru, The Third and Fourth Constants of Smarandache, Smarandache Notions Journal, Vol. 7, No. 1-2-3, 1996, 121-126.
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LINKS
| M. L. Perez et al., eds., Smarandache Notions Journal
Eric Weisstein's World of Mathematics, Smarandache Constants
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FORMULA
| Sum_{n >= 2} (1/Product_{i >= 2} S(i)) where S(n) is the Kempner-Smarandache function A002034.
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EXAMPLE
| Constant=0.719960700043708...
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PROG
| (PARI) S(n)=local(m); if(isprime(n), n, m=1; while(m!%n!=0, m++); m S3(k)=local(v, i, p, y); v=vector(k, i, S(i)); p=1; y=0.; for(i=2, k, p*=v[i]; y+=1/p); y S3(200) - Frank Adams-Watters (FrankTAW(AT)Netscape.net), Apr 18 2006
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CROSSREFS
| Sequence in context: A200500 A199669 A197019 * A124970 A178034 A124886
Adjacent sequences: A048832 A048833 A048834 * A048836 A048837 A048838
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KEYWORD
| nonn,cons
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AUTHOR
| Charles T. Le (charlestle(AT)yahoo.com)
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EXTENSIONS
| More terms from Frank Adams-Watters (FrankTAW(AT)Netscape.net), Apr 18 2006
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