0,2
Cf. A042148.
Sequence in context: A136685 A125201 A140544 this_sequence A079773 A024220 A024389
Adjacent sequences: A042146 A042147 A042148 this_sequence A042150 A042151 A042152
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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