0,3
Cf. A042498.
Sequence in context: A041473 A041751 A042093 * A156206 A202283 A104757
Adjacent sequences: A042496 A042497 A042498 * A042500 A042501 A042502
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).