0,2
Cf. A042238.
Sequence in context: A083665 A084839 A103110 this_sequence A029975 A042787 A041131
Adjacent sequences: A042236 A042237 A042238 this_sequence A042240 A042241 A042242
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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