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Search: id:A128930
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A128930 Prime(x)*pi(x). +0
1
0, 3, 10, 14, 33, 39, 68, 76, 92, 116, 155, 185, 246, 258, 282, 318, 413, 427, 536, 568, 584, 632, 747, 801, 873, 909, 927, 963, 1090, 1130, 1397, 1441, 1507, 1529, 1639, 1661, 1884, 1956, 2004, 2076, 2327, 2353, 2674, 2702, 2758, 2786, 3165, 3345, 3405 (list; graph; listen)
OFFSET

1,2

COMMENT

Pi(x) = number of prime numbers <= x (A000720). Prime(x) = the x-th prime number (A000040).

PROGRAM

(PARI) g(n) = for(x=1, n, y=prime(x)*primepi(x); print1(y", "))

CROSSREFS

Sequence in context: A022409 A023866 A024593 this_sequence A048852 A134102 A108770

Adjacent sequences: A128927 A128928 A128929 this_sequence A128931 A128932 A128933

KEYWORD

easy,nonn

AUTHOR

Cino Hilliard (hillcino368(AT)hotmail.com), Apr 23 2007

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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