login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A076268
Sum(k=1,n, A005185(k)).
3
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
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]
CROSSREFS
Cf. A005185.
Sequence in context: A120679 A145106 A127723 * A323623 A055607 A024512
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Nov 05 2002
STATUS
approved