0,3
Cf. A042390.
Sequence in context: A042417 A042845 A041104 * A042023 A041102 A136116
Adjacent sequences: A042388 A042389 A042390 * A042392 A042393 A042394
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).