0,1
Cf. A042543.
Sequence in context: A126382 A165009 A162302 this_sequence A042540 A042544 A042546
Adjacent sequences: A042539 A042540 A042541 this_sequence A042543 A042544 A042545
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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