0,2
0.1583688...
Cf. A000217, A007504
Sequence in context: A196567 A200685 A099872 * A198612 A019907 A199450
Adjacent sequences: A097905 A097906 A097907 * A097909 A097910 A097911
cons,more,nonn
Pierre CAMI (pierre-cami(AT)bbox.fr), Sep 04 2004
Corrected offset and three least significant digits R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 31 2009