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Second numbers in arithmetic progressions

Abstract

We present an arithmetic progression of second numbers of length 28.

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arXiv:1306.6424

Published June 27, 2013

Authors

ANAndrzej Nowicki

Comment: This paper has been withdrawn by the author because there are longer known progressions of semiprimes (second numbers). For instance, Michael Hartley found out a progression of length 30, and Giovanni Resta one of length 35. >

Updated: July 1, 2013

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