1,1
Cf. A104639, A104640.
Sequence in context: A045549 A103249 A047906 this_sequence A032703 A125821 A063229
Adjacent sequences: A104638 A104639 A104640 this_sequence A104642 A104643 A104644
easy,nonn,base
Zak Seidov (zakseidov(AT)yahoo.com), Mar 18 2005
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