A024926 - OEIS

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A024926

a(n) = Sum_{k=1..n} floor(p(k)/k).

1

2, 3, 4, 5, 7, 9, 11, 13, 15, 17, 19, 22, 25, 28, 31, 34, 37, 40, 43, 46, 49, 52, 55, 58, 61, 64, 67, 70, 73, 76, 80, 84, 88, 92, 96, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152, 156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200, 204, 208, 212, 216

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

Table[Floor[Prime[n]/n], {n, 70}]//Accumulate (* Harvey P. Dale, Nov 07 2019 *)

CROSSREFS

Partial sums of A038605.

Sequence in context: A033057 A092755 A032515 * A051532 A325461 A135785

Adjacent sequences: A024923 A024924 A024925 * A024927 A024928 A024929

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved