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Search: id:A127118
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A127118 a(n) = n-th prime * n-th nonprime. +0
1
2, 12, 30, 56, 99, 130, 204, 266, 345, 464, 558, 740, 861, 946, 1128, 1325, 1534, 1647, 1876, 2130, 2336, 2607, 2822, 3115, 3492, 3838, 4017, 4280, 4578, 4972, 5715, 6026, 6576, 6811, 7450, 7701, 8164, 8802, 9185, 9688, 10203, 10498, 11460, 11966, 12411 (list; graph; listen)
OFFSET

1,1

CROSSREFS

a(n) = A000040(n) * A018252(n).

Cf. A002808, A064799, A067563.

Sequence in context: A067348 A002939 A118239 this_sequence A083175 A019258 A124903

Adjacent sequences: A127115 A127116 A127117 this_sequence A127119 A127120 A127121

KEYWORD

nonn,easy

AUTHOR

Neven Juric (neven.juric(AT)apis-it.hr), Mar 21 2007

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Last modified November 24 19:42 EST 2009. Contains 167435 sequences.


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