A072231 a(n) = floor(n^2/A005185(n-1)), where A005185 is Hofstadter's Q-sequence.

1, 4, 4, 5, 8, 9, 9, 12, 13, 16, 20, 18, 21, 24, 22, 28, 28, 29, 32, 33, 36, 40, 44, 36, 44, 48, 45, 49, 52, 56, 48, 60, 64, 57, 58, 68, 68, 65, 72, 72, 73, 76, 77, 80, 84, 88, 92, 72, 100, 100, 86, 96, 108, 97, 100, 112, 101, 112, 108, 112, 116, 120, 99, 124, 136, 114, 128

Offset

1,2

Links

Table of n, a(n) for n=1..67.

Crossrefs

Cf. A005185.

Sequence in context: A058619 A198999 A095945 * A281375 A214070 A096641

Adjacent sequences: A072228 A072229 A072230 * A072232 A072233 A072234

Keyword

nonn

Author

Roger L. Bagula, Jul 05 2002

Extensions

Corrected and extended by Robert G. Wilson v, Jun 05 2004

Edited by N. J. A. Sloane, Jun 07 2004

Status

approved