0,5
Cf. A140096, A140413, A014437.
Sequence in context: A058989 A049691 A136252 this_sequence A146905 A052282 A001993
Adjacent sequences: A141322 A141323 A141324 this_sequence A141326 A141327 A141328
nonn
Paul Curtz (bpcrtz(AT)free.fr), Aug 03 2008
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