0,3

Appears to be also a bisection of A142870.

Sequence in context: A083589 A098590 A071357 this_sequence A113995 A097679 A158778

Adjacent sequences: A142869 A142870 A142871 this_sequence A142873 A142874 A142875

nonn

N. J. A. Sloane (njas(AT)research.att.com), Oct 03 2008