0,3
Cf. A041664.
Sequence in context: A024858 A135100 A055486 this_sequence A052133 A127144 A042771
Adjacent sequences: A041662 A041663 A041664 this_sequence A041666 A041667 A041668
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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