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A307673

Partial sums of A108754.

1, 2, 3, 4, 7, 12, 21, 34, 53, 82, 121, 174, 243, 328, 431, 556, 707, 884, 1091, 1330, 1601, 1908, 2253, 2640, 3075, 3560, 4095, 4682, 5321, 6014, 6773, 7600, 8499, 9470, 10521, 11652, 12867, 14170, 15563, 17050, 18635, 20318, 22107, 24002, 26005, 28116, 30345

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OFFSET

1,2

COMMENTS

Partial sums of the difference between partial sums of the first n primes and n^2.

LINKS

Table of n, a(n) for n=1..47.

EXAMPLE

a(6) = Sum_{k=1..6} A108754(k) = 1+1+1+1+3+5 = 12.

MATHEMATICA

With[{nn = 48}, Accumulate@ Map[Subtract @@ # &, Transpose@ {Accumulate@ Prime@ Range[nn], Range[nn]^2}]] (* Michael De Vlieger, Apr 21 2019 *)

CROSSREFS