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Search: id:A048847
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| A048847 |
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Primes formed by concatenation of first k odd numbers. |
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+0
5
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| 13, 135791113151719, 135791113151719212325272931, 135791113151719212325272931333537394143454749515355575961636567
(list; graph; listen)
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OFFSET
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0,1
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REFERENCES
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R. W. Stephan, Factors and Primes in Two Smarandache Sequences, Smarandache Notions Journal, second edition, Vol. 9, No. 1-2, 1998, 5-11.
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LINKS
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M. Fleuren, Smarandache Concatenated Odds.
M. L. Perez et al., eds., Smarandache Notions Journal
Eric Weisstein's World of Mathematics, Consecutive Number Sequences
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CROSSREFS
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Cf. A019519, A046036.
Sequence in context: A145744 A081509 A145234 this_sequence A093671 A134070 A102910
Adjacent sequences: A048844 A048845 A048846 this_sequence A048848 A048849 A048850
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), Charles T. Le (charlestle(AT)yahoo.com)
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