0,2
(1, 2, 4, 8, 16, 32, 64,...) + (0, 1, 1, 2, 2, 3, 3, 4, 4,...).
Cf. A134521.
Sequence in context: A094986 A154949 A107232 * A001445 A192860 A125750
Adjacent sequences: A134519 A134520 A134521 * A134523 A134524 A134525
nonn
Gary W. Adamson (qntmpkt(AT)yahoo.com), Oct 29 2007