0,2
Cf. A002064.
Adjacent sequences: A050914 A050915 A050916 this_sequence A050918 A050919 A050920
Sequence in context: A076106 A117982 A003535 this_sequence A025592 A009142 A155614
nonn
N. J. A. Sloane (njas(AT)research.att.com), Dec 30 1999
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