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Search: id:A034174
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| A034174 |
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a(n) is minimal such that prime factorizations of a(n)-n+1, ..., a(n) have same exponents. |
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+0 4
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OFFSET
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1,2
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COMMENT
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The final terms of the arithmetic progressions defined in A083785. - N. J. A. Sloane (njas(AT)research.att.com), Oct 18 2007
a(7) <= 1091100709679
a(8) > 10^13. [From Donovan Johnson (donovan.johnson(AT)yahoo.com), Oct 20 2009]
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LINKS
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Index entries for sequences related to primes in arithmetic progressions
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FORMULA
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a(n) = A034173(n) + n - 1. [From Max Alekseyev (maxale(AT)gmail.com), Nov 10 2009]
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EXAMPLE
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a(4)=19943 because 19940, ..., 19943 all have the form p^2 q r.
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CROSSREFS
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Diagonal of A083785. Cf. A034173, A083785, A083787.
Sequence in context: A069954 A134098 A132513 this_sequence A119526 A112404 A158301
Adjacent sequences: A034171 A034172 A034173 this_sequence A034175 A034176 A034177
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KEYWORD
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hard,nonn
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AUTHOR
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Dean Hickerson (dean.hickerson(AT)yahoo.com), Oct 01 1998
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EXTENSIONS
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a(7) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Oct 20 2009
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