0,1
Cf. A041427.
Sequence in context: A077261 A012507 A143727 this_sequence A074877 A055504 A060931
Adjacent sequences: A041423 A041424 A041425 this_sequence A041427 A041428 A041429
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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