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Search: id:A013638
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A013638 prevprime(n)*nextprime(n). +0
5
10, 15, 21, 35, 55, 77, 77, 77, 91, 143, 187, 221, 221, 221, 247, 323, 391, 437, 437, 437, 551, 667, 667, 667, 667, 667, 713, 899, 1073, 1147, 1147, 1147, 1147, 1147, 1271, 1517, 1517, 1517, 1591, 1763, 1927 (list; graph; listen)
OFFSET

3,1

MAPLE

[ seq(prevprime(i)*nextprime(i), i=3..70) ];

CROSSREFS

Sequence in context: A129496 A075520 A030663 this_sequence A075524 A048028 A048045

Adjacent sequences: A013635 A013636 A013637 this_sequence A013639 A013640 A013641

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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