Many excellent designs for a new banner were submitted. We will use the best of them in rotation.
Table of n, a(n) for n=1..20.
Index entries for sequences related to Recamán's sequence
Cf. A005132, A064569.
Sequence in context: A088619 A031318 A082485 * A147073 A147191 A034185
Adjacent sequences: A064565 A064566 A064567 * A064569 A064570 A064571
N. J. A. Sloane, Oct 16 2001