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Table of n, a(n) for n=1..24.
a(2n+1) = 4*a(2n); a(2n) = 4*a(2n-1)-a(n). - David Wasserman, May 22 2007
Sequence in context: A114515 A192467 A151162 * A026559 A188949 A184699
Adjacent sequences: A094544 A094545 A094546 * A094548 A094549 A094550
N. J. A. Sloane, Jun 06 2004
More terms from David Wasserman, May 22 2007