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A081738 Sum_{ 2 <= p <= n, p prime } p^2. 0
0, 4, 13, 13, 38, 38, 87, 87, 87, 87, 208, 208, 377, 377, 377, 377, 666, 666, 1027, 1027, 1027, 1027, 1556, 1556, 1556, 1556, 1556, 1556, 2397, 2397, 3358, 3358, 3358, 3358, 3358, 3358, 4727, 4727, 4727, 4727, 6408, 6408, 8257, 8257, 8257, 8257, 10466, 10466 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..48.

CROSSREFS

Sequence in context: A050223 A301792 A168401 * A232496 A239256 A043049

Adjacent sequences:  A081735 A081736 A081737 * A081739 A081740 A081741

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 07 2003

STATUS

approved

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Last modified March 25 12:11 EDT 2019. Contains 321470 sequences. (Running on oeis4.)