0,2
Cf. A042778.
Sequence in context: A091324 A093434 A053291 this_sequence A103503 A157561 A157590
Adjacent sequences: A042776 A042777 A042778 this_sequence A042780 A042781 A042782
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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