1,1

Is this an erroneous version of A249453? - Arkadiusz Wesolowski, Oct 29 2014

Table of n, a(n) for n=1..6.

For n>0, a(n) = 2^(n+1)-A091855(n) = 3+A128543(n). - M. F. Hasler, Nov 01 2014

Sequence in context: A277528 A118701 A073254 * A249453 A244954 A060374

Adjacent sequences: A094174 A094175 A094176 * A094178 A094179 A094180

nonn,unkn,bref

Dominique Butterworth (dominique_butterworth(AT)hotmail.com), May 06 2004

approved