A293947 Sequence P(n) arising in the analysis of the Hofstadter "brother" sequence A284644.

1, 3, 8, 19, 41, 85, 173, 349, 701, 1405, 2800, 5576, 11128, 22221, 44342, 88422, 176507, 352062, 702831, 1403235, 2802382, 5598862, 11185734, 22353592, 44674558

Offset

1,2

Links

Table of n, a(n) for n=1..25.

Altug Alkan, Nathan Fox, and Orhan Ozgur Aybar, On Hofstadter Heart Sequences, Complexity, Volume 2017, Article ID 2614163, 8 pages.

Crossrefs

Cf. A004001, A005185, A244477, A284644.

Sequence in context: A095846 A153732 A089924 * A178457 A072916 A298406

Adjacent sequences: A293944 A293945 A293946 * A293948 A293949 A293950

Keyword

nonn,more

Author

N. J. A. Sloane, Oct 26 2017

Status

approved