0,1
Cf. A042319.
Sequence in context: A044739 A166831 A042316 this_sequence A166801 A014552 A042314
Adjacent sequences: A042315 A042316 A042317 this_sequence A042319 A042320 A042321
nonn,cofr,easy
N. J. A. Sloane (njas(AT)research.att.com).
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