A076268 - OEIS

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A076268

Sum(k=1,n, A005185(k)).

1, 2, 4, 7, 10, 14, 19, 24, 30, 36, 42, 50, 58, 66, 76, 85, 95, 106, 117, 129, 141, 153, 165, 181, 195, 209, 225, 241, 257, 273, 293, 310, 327, 347, 368, 387, 407, 429, 450, 472, 495, 518, 542, 566, 590, 614, 638, 670, 694, 719, 749, 777, 803, 833, 863, 891

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

OFFSET

1,2

COMMENTS

Partial sums of Hofstadter Q-sequence. The subsequence of primes in the partial sum begins: 2, 7, 19, 181, 241, 257, 293, 347, 719, 863. The subsequence of square in the partial sum begins: 1, 4, 36, 225. [From Jonathan Vos Post, Apr 09 2010]

LINKS

Table of n, a(n) for n=1..56.

CROSSREFS

Cf. A005185.

Sequence in context: A120679 A145106 A127723 * A323623 A055607 A024512

Adjacent sequences: A076265 A076266 A076267 * A076269 A076270 A076271

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Nov 05 2002

STATUS

approved