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A069533 sum(p,floor(n^2/p^2)) where the sum is over all the primes. 7
0, 1, 3, 5, 9, 14, 19, 26, 33, 42, 50, 60, 71, 83, 96, 110, 124, 139, 157, 175, 192, 210, 231, 252, 274, 297, 321, 345, 369, 398, 423, 451, 483, 512, 544, 573, 606, 639, 675, 710, 745, 785, 822, 863, 902, 943, 986, 1028, 1070, 1113, 1161, 1207, 1254, 1304 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..54.

CROSSREFS

Sequence in context: A266250 A127720 A118002 * A054066 A081946 A166709

Adjacent sequences:  A069530 A069531 A069532 * A069534 A069535 A069536

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, Apr 16 2002

STATUS

approved

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Last modified May 8 19:28 EDT 2021. Contains 343666 sequences. (Running on oeis4.)