A073869 a(n) = Sum_{i=0..n} A002251(i)/(n+1).

0, 1, 1, 2, 3, 3, 4, 4, 5, 6, 6, 7, 8, 8, 9, 9, 10, 11, 11, 12, 12, 13, 14, 14, 15, 16, 16, 17, 17, 18, 19, 19, 20, 21, 21, 22, 22, 23, 24, 24, 25, 25, 26, 27, 27, 28, 29, 29, 30, 30, 31, 32, 32, 33, 33, 34, 35, 35, 36, 37, 37, 38, 38, 39, 40, 40, 41, 42

Offset: 0

Author

Amarnath Murthy, Aug 16 2002

Keywords

• nonn

Comments

Is this the same as A005206?

Same as A005206 for 10000 terms (of course that does not resolve the question). - T. D. Noe, Mar 10 2011

See my 2023 publication on Hofstadter's G-sequence for a proof of the equality of (a(n)) with A005206. - Michel Dekking, Apr 27 2024

Links

• T. D. Noe, Table of n, a(n) for n = 0..10000
• F. M. Dekking, On Hofstadter's G-sequence, Journal of Integer Sequences 26 (2023), Article 23.9.2, 1-11.

Crossrefs

Cf. A002251, A005206, A090908, A090909.

Extensions

More terms from R. J. Mathar, Apr 28 2007

Edited by N. J. A. Sloane, Oct 05 2008 at the suggestion of R. J. Mathar