0,2
Cf. A032772, A032773.
Sequence in context: A031398 A028470 A063652 this_sequence A074709 A074900 A058581
Adjacent sequences: A032768 A032769 A032770 this_sequence A032772 A032773 A032774
nonn
Patrick De Geest (pdg(AT)worldofnumbers.com), May 15, 1998.
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